- Janel Moloney - Donna Moss
- Alan Alda - Arnold Vinick
- Jimmy Smits - Matthew Santos
- Stockard Channing - Abbey Bartlet
- Kristin Chenoweth - Annabeth Schott
- Mary McCormack - Kate Harper
- Timothy Davis-Reed - Mark O'Donnell
- Danica McKellar - Elsie Snuffin
- Will Lyman - Narrator (voice)
- Roger Rees - Lord John Marbury
- Vaughn Armstrong - Sgt. McNamara
- Karl Malden - Father Thomas Cavanaugh
- Tony Amendola - Qumari U.N. Ambassador Ali Nissir
- Mary Kay Place - Millicent Griffith
- Joanna Gleason - Jordon Kendall
- Connie Britton - Connie Tate
- Timothy Busfield - Danny Concannon
- James Hong - Chinese Ambassador
- Edward James Olmos - Roberto Mendoza
- Mary-Louise Parker - Amy Gardner
- Kathleen York - Andrea Wyatt
- NiCole Robinson - Margaret Hooper
- Erick Avari - Pakistani ambassador
- John Aniston - Alexander Thompson
- CCH Pounder - Deborah O'Leary
- Christian Slater - Lt. Cmdr. Jack Reese
- Hal Holbrook - Albie Duncan
- Clyde Kusatsu - Joe
- Jim Beaver - Carl
- James Brolin - Gov. Robert Ritchie
- Robert David Hall - David Nessler
- Paul Collins - Senator Sam Wilkinson
- Marlee Matlin - Joey Lucas
- Iqbal Theba - Indian ambassador
- Jorja Fox - Agent Gina Toscano
- Ashley Benson - Girl
- Amy Bruckner - Sally
- Bart Braverman - Shapiro
- Stephanie Venditto - June Wheeler
- Bob Balaban - Ted Marcus
- Claudia Lynx - Miss World
- Don S. Davis - Reverend Don Butler
- Gary Farmer - Jack Lone Feather
- Georgina Lightning - Maggie Morningstar Charles
- Armando Pucci - Alberto Fedrigotti
- Jenny Gago - Bernice Collette, OMB
- Shashawnee Hall - Russell Angler
- Kiersten Warren - Blair Spoonhour
- John Apicella - Ralph Gish
- Nina Siemaszko - Ellie Bartlet
- Clark Gregg - Michael Casper
- Zeljko Ivanek - Steve Atwood
- James Cromwell - President D. Wire Newman
- Stephen Tobolowsky - Dr. Max Milkman
- Allison Smith - Mallory O'Brien
- Diana Douglas - Libby Lassiter
- Maz Jobrani - Prince Bitar
- Teri Polo - Helen Santos
- Bellamy Young - MaryLou Meriwether
- Emily Procter - Ainsley Hayes
- John Larroquette - Lionel Tribbey
- Deborah Hedwall - Josephine McGarry
- Sam Anderson - John LaSalle
- Gabrielle Union - Meeshel Anders
- Michael O'Neill - Ron Butterfield
- Rhonda Stubbins White - Dr. Whitaker
- John Aylward - Barry Goodwin
- John Getz - Mark B. Sellner
- Aaron Sorkin - Man in Crowd (uncredited)
- Keb' Mo' - Keb' Mo'
- Matthew Del Negro - Bram Howard
- Renée Estevez - Nancy
- Lily Tomlin - Deborah Fiderer
- Xander Berkeley - Franklin Hollis
- Scott Klace - Democratic Congressional Campaign Committee Rep.
- David Hornsby - Fred
- Matt Malloy - Herb
- Patricia Richardson - Sheila Brooks
- Stephen Root - Bob Mayer
- David Clennon - Jim
- Steve Ryan - Miles Hutchinson
- Melissa Marsala - Rina
- Hunter von Leer - Officer
- Ken Lerner - Congressman Marino
- John Goodman - Glenallen Walken
- Elisabeth Moss - Zoey Bartlet
- Anna Deavere Smith - Nancy McNally
- Eddy Shalita - Patron (uncredited)
- Audrey Wasilewski - Janice Trumbull
- Wendell Wright - Economist #1
- J. August Richards - Bill
- John Bedford Lloyd - Lloyd Russell
- Jillian Armenante - Leela
- Jay Underwood - Congressman Christopher Wick
- Mark Blum - Rep. Katzenmoyer
- Sara Botsford - Jenny McGarry
- Lance Reddick - D.C. Police Officer
- Paul Austin - George Huffnagle
- John Diehl - Claypool
- Dakin Matthews - Simon Blye
- Liza Weil - Karen Larson
- Gary Cole - Bob Russell
- Chris Ellis - Congressman Fields
- Geoff Pierson - Senator Tripplehorn
- Kris Murphy - Katie Witt
- Merrin Dungey - Daisy
- Ruben Santiago-Hudson - Morris Tolliver
- Rose Rollins - Suzanne
- Sam Lloyd - Bob
- Nick Offerman - Jerry
- Guy Boyd - Stanley
- Nicholas Cascone - Loomis
- Al Fann - Rep. Joe Willis
- Kenneth Tigar - Congressman Gladman
- David Rasche - Carl Everett
- William Lucking - Bobby Russo
- John Kapelos - Seymour Little
- Sal Landi - Chafey
- Ken Howard - Judge Peyton Cabot Harrison III
- Mason Adams - Justice Joseph Crouch
- Holmes Osborne - Congressman Peter Lillienfield
- Raynor Scheine - Homeless Man
- David Proval - Rabbi Glassman
- Noah Emmerich - Bobby Zane
- Jay Leno - Jay Leno
- David Hasselhoff - David Hasselhoff
- Reiko Aylesworth - Janine
- Lawrence Pressman - Ken Cochran
- Thom Gossom Jr. - Ted Mitchell
- Austin Pendleton - Barry Haskell
- David Huddleston - Max Lobell
- Annie Corley - Mary Marsh
- Lisa Edelstein - Laurie
- Suzy Nakamura - Cathy
- Marlene Warfield - Maid
- Marc Grapey - Billy
- Chris Hogan - Mark Miller
- Veronica Webb - Veronica Webb
- Amy Aquino - Becky Reeseman
- Richard Fancy - Congressman
- Brandon Hammond - Jeffrey Morgan
- Nadia Dajani - Lilli Mays
- Rolonda Watts - Melissa
- Lindsay Sloane - Stacy
- Annabeth Gish - Elizabeth Bartlet-Westin
- Shawn Michael Patrick - Gene - Santos Transition Team
- F. William Parker - Al Caldwell
- John de Lancie - Al Kiefer
- Carl Lumbly - Jeff Breckenridge
- Bruce Weitz - Senate Majority Leader
- Paul Provenza - Steve Onorato
- Aaron Lustig - Senate Aide
- David Brisbin - Ken
- Richard Penn - Blakely
- James DuMont - Major Thompson
- Ted Marcoux - Major Tate
- Andy Buckley - Mike Satchel
- Grace Zabriskie - Isabel
- Allen Garfield - Roger Becker
- James Denton - Tom Jordan
- Claire Yarlett - Dr. Jenna Jacobs
- Alfonso Freeman - Andrew Mackintosh
- Rebecca Creskoff - Sarah Jordan
- Brigid Brannagh - Harriet
- Len Cariou - Alan Damson
- Diana Maria Riva - Edie Ortega
- Ron Silver - Bruno Gianelli
- Sam Jaeger - Bill Kelley
- Zakes Mokae - President Nimbala
- Tom Gallop - Bruce
- Michael Cavanaugh - Pharmaceutical Executive
- David Kaufman - Bob Fowler
- Brian Stepanek - Senator's Aide
- Mike Starr - Senator Tony Marino
- Wayne Wilderson - Senator's Aide
- John Carroll Lynch - Jack Reese
- Colm Feore - Tad Whitney
- Charlotte Cornwell - Nadia Kozlowski
- Adam Alexi-Malle - President's Translator
- Paul Eiding - Labor Lawyer
- Robert Knepper - Morgan Ross
- John Capodice - Lenny
- Melinda McGraw - Jane Braun
- David Graf - Colonel Chase
- Rocky Carroll - Corey Sykes
- Tony Plana - Mickey Troop
- Ed Begley Jr. - Seth Gillette
- Roma Maffia - Officer Rhonda Sachs
- John Billingsley - Dr. John Fallow
- Cress Williams - Lester
- Daniel von Bargen - Ken Shannon
- Rebecca Avery - Reporter Anna
- Rebecca Avery - Aide
- Ted McGinley - Mark Gottfried
- Yo-Yo Ma - Yo-Yo Ma
- Gregory Alan Williams - Robbie Mosley
- Corbin Bernsen - Henry Shallick
- Jolie Jenkins - Stephanie Gault
- Christopher Neiman - Staffer
- Cara DeLizia - Winifred Hooper
- George Coe - Senator Howard Stackhouse
- Lee Garlington - Alana Waterman
- Matt Letscher - Mr. Blake - U.S. Attorney
- Jon Bon Jovi - Jon Bon Jovi
- Ron Canada - Theodore Barrow
- Richard Riehle - Officer Jack Sloan
- Robert Curtis Brown - Jamie Hotchkiss
- Trace Beaulieu - Cal
- Jacqueline Kim - Lt. Emily Lowenbrau
- Eric Stonestreet - Staffer
- Rosalind Chao - Jane Gentry
- Lee Wilkof - Martin Connelly
- Spencer Garrett - Richard Will
- John Rubinstein - Senator Andy Ritter
- Robert Walden - Senator Rossiter
- Richard McGonagle - Senator Warren
- Peter Michael Goetz - Paul Hackett
- Lawrence O'Donnell - Dr. Bartlet
- John Bennett Perry - Bill Wakefield
- Kirsten Nelson - Young Mrs. Dolores Landingham
- Fred Ornstein - Congressman Harry Wade
- Dean Norris - Steve Hodder
- J.K. Simmons - Harry Ravitch
- Dayna Devon - Reporter
- George Cheung - Chinese Ambassador Ling-Po
- Brett Cullen - Governor Ray Sullivan R-WV
- William Russ - Dan
- Benjamin Brown - Mike Wayne
- Steven Eckholdt - Doug Westin
- Earl Boen - Paulson
- Miguel Sandoval - Victor Campos
- Nicholas Pryor - Clement Rollins
- Cliff DeYoung - Rep. Kimball, D-TN
- Kevin Tighe - Gov. Jack Buckland, D-IN
- Thomas Kopache - Bob Slatterly
- Ken Thorley - 'No' Vote Man
- Wren T. Brown - 'No' Vote Man
- Andrew McFarlane - Anthony Marcus
- Vernee Watson-Johnson - Nurse
- Weston Blakesley - Dr. Wellman
- Haskell V. Anderson III - Interior Secretary
- Sam Robards - Greg Brock
- Tom Everett - Charles Frost
- Peter MacKenzie - George Rohr - American Christian Assembly
- Chris Matthews - Chris Matthews
- Lisa Darr - Becca - Women's Alliance for Choice
- Ronald Guttman - Franz - German Ambassador
- Tim Guinee - Steve Laussen
- Oliver Platt - Oliver Babish
- Evan Handler - Douglas Wegland
- John F. O'Donohue - Mr. Koveleskie
- Mary Mara - Entertainment Reporter Sherri Wexler
- Scott Michael Campbell - Donald Dolan
- William Thomas, Jr. - SitRoom Civilian Advisor David
- Basil Hoffman - Congressman
- Karen Tsen Lee - Reporter
- Amy Adams - Cathy
- Alan Dale - Mitch Bryce
- Andrea Savage - Heidi Choat
- Helen Slayton-Hughes - Marion Cotesworth-Haye
- Jeff Perry - Burt Ganz
- Willie Gault - Agent Madsen
- William Devane - Lewis Berryhill
- Ed O'Neill - Eric Baker
- Mitch Pileggi - Senator Dresden
- Ben Weber - Vic Faison
- Forrest Sawyer - Self
- Robert Foxworth - Senator George Montgomery
- Claire Coffee - Cassie Tatum
- Matthew Perry - Joe Quincy
- Michael Hyatt - Angela Blake
- Thom Barry - Mark Richardson
- Kathryn Joosten - Dolores Landingham
- Michael O'Keefe - Will Sawyer
- Valerie Mahaffey - Tawny Cryer
- Bill Erwin - Ronald Cruikshank
- Bruce Kirby - Barney Lang
- Christian Clemenson - Evan Woodkirk, Smithsonian Curator
- Ty Burrell - Tom Starks
- Dinah Lenney - Mary Klein, Smithsonian Curator
- Dennis Haskins - C.E.O. Donor
- Carlos Jacott - N.H. Marketing Guy
- Steven Gilborn - Paul Dearborn
- Todd Waring - Rep. Rathburn
- Ernie Lively - Mr. Loch
- Ernie Lively - Georgia Congressman
- Ellis E. Williams - Algiss Skyler
- Traylor Howard - Lisa Shureborn
- Nancy Linehan Charles - Oncologist #1
- Carmen Argenziano - Leonard Wallace, Billy Price's Editor
- Alanna Ubach - Celia Walton
- Hector Elizondo - Dr. Dalton Millgate
- Robin Thomas - Sen. Jack Enlow, D-IL
- James Eckhouse - Rep. Bud Wachtell, D
- Beth Littleford - WKZN Philadelphia Anchor Leslie
- Laura Dern - U.S. Poet Laureate Tabatha Fortis
- Bill Cobbs - Alan Tatum
- Peter Scolari - Jake Kimball
- Gregory Itzin - State Dept. Representative
- Ian McShane - Nikolai Ivanovich
- Mark Harmon - Simon Donovan
- Armin Shimerman - Richard III
- John Gallagher Jr. - Tyler
- Karl T. Wright - OMB Aide
- James Morrison - Colonel Jessie Weiskopf
- Matt McCoy - Congressman Tom Landis
- George Wyner - Congressman Simmel
- Gregory Jbara - Congressman Segal
- Taye Diggs - Agent Wesley
- Mary-Pat Green - Senator
- Mary-Pat Green - Vermont Congresswoman
- Tony Lee - Jai Yung Ahn
- Christopher Cousins - Rep. Theo
- Tom Skerritt - Senator Chris Carrick
- Jim Moret - Reporter
- Jim Moret - Newscaster
- Erinn Hayes - Laura
- Bryan Callen - Louis Slater
- Maree Cheatham - Governor Wade
- Steven Anderson - Daniel Rubin
- Nick Searcy - Nate Singer
- Lauren Stamile - C.J.'S Aide
- Obi Ndefo - Donald
- Brandon Barash - Bret
- Armin Mueller-Stahl - Efraim 'Eli' Zahavy
- Makram J. Khoury - Palestinian Chairman Nizar Farad
- Dey Young - Congresswoman
- David Shatraw - Ed Merridy
- Wallace Langham - Terry Anders
- James Taylor - James Taylor
- Tim Kelleher - Dylan Clark
- Tim Matheson - John Hoynes
- Paxton Whitehead - Bernard Thatch
- Glenn Morshower - Mike Chysler
- Danielle Harris - Kiki
- Rohn Thomas - Sy
- Jack Tate - Civilian
- Tommy Lafitte - Earl
- Valorie Armstrong - Mrs. Harrison
- Robert Noble - Butler
- Tobin Bell - Colonel Whitcomb
- Victor Raider-Wexler - Bernie, Panel Member on TV
- Gina Hecht - Julie, Panel Moderator on TV
- Wendy Braun - Gail Mackee
- Wolf Muser - Ambassador von Rutte
- Trent Ford - Jean Paul
- Mark Moses - Donald Richter
- Dylan Baker - Alan Fisk
- Bruno Gunn - Agent Len
- Josef Sommer - Steve Gaines
- Kate Burton - Sarah Brainerd
- Michael Nouri - Roy Turner
- Scott Allan Campbell - Grey Polk
- Joaquim de Almeida - Carlos Carrio
- Natalija Nogulich - Shira Galit
- Bonita Friedericy - Gail Addison
- Eric Lange - Paul Tyminski
- Paul Schulze - Terrance Sligh
- Michael Kostroff - Richard Squire
- Katherine Ann McGregor - Suzanne Hoynes
- William O'Leary - Fish and Wildlife Deputy
- Landry Allbright - Elisha
- Seth Adkins - Cody Zucker
- Jonathan Goldstein - Knocking Congressman
- Jack Conley - Major
- Ray Wise - Governor Tillman D-CA
- Michael Reilly Burke - Bill Brewer
- Castulo Guerra - Ed Garcia
- Scott MacDonald - Cyrus Yolander
- P.J. Byrne - David Orbitz
- Brian Dennehy - Sen. Rafe Framingham
- Alex Fernandez - Andy Lazon
- Mark L. Taylor - DNC Chairman Steve Rorsche
- Lara Phillips - Lauren Romano
- Terry O'Quinn - Nicholas Alexander
- Harry Groener - Roger Tribbey
- Adam Arkin - Dr. Stanley Keyworth
- Mark Feuerstein - Clifford Calley
- Megan Cavanagh - Voting Shortcut
- Omar Benson Miller - Orlando Kettles
- Lucinda Jenney - Karen Kroft
- Bernard White - Dr. Essan Mohebi
- Dennis Neal - Springer
- Vyto Ruginis - Mitch
- Megan Ward - Jane
- John Cothran - Civilian Advisor
- Gibby Brand - Adam Kent
- Matthew Glave - Scott Holcomb
- Alex Hyde-White - Andy's Accoster
- Rick Najera - Ivan 'Izzy' Perez
- Henry G. Sanders - Ambassador Tiki
- Carrie Snodgress - Mrs. Martha Rowe
- Arye Gross - Obstetrician
- Keith MacKechnie - Cooper
- Steven Culp - Jeff Haffley
- Christina Chang - Alex Moreau
- Christopher Maher - Iranian Ambassador
- Philip Baker Hall - Senator Matt Hunt
- Suleka Mathew - Ms. Chakrabarty
- Bill Applebaum - Customer
- Rachael Harris - Corinne McKenna
- Matt Price - Roger Sklar
- Bruce Gray - Otis
- Robert R. Shafer - Cable Pundit
- Dempsey Pappion - Lt. Martinez
- Stanley Kamel - Stanley
- Penn Jillette - Penn Jilette
- Teller - Teller
- Patrick Fischler - Walter Sprout
- James Kyson - Chinese Translator Zheng
- William Hootkins - U.S. Translator
- Jonathan Walker - Tribune Reporter
- Mel Harris - Ricky Rafferty
- Andy Umberger - Stevie
- Andy Umberger - Cal Mathis
- Mako - Dr. Yosh Takahashi
- Darcy Shean - Woman
- Melissa Fitzgerald - Carol Fitzpatrick
- Kimberlee Peterson - Lauren Shelby
- Kurt Fuller - SitRoom Civilian Advisor
- Bob Morrisey - Harry Conroy
- Nicki Micheaux - Muriel
- Nicole Lyn - Intern Stacy
- Daniel Zacapa - Esteban 'Steve' Hernandez
- Giselle Fernández - Anchor
- Jason Isaacs - Colin Ayres
- Endre Hules - Maitre D'
- David St. James - Darren Gibson
- Cleo King - Marla Worisky
- Krista Sutton - Reporter
- Richard Waugh - Jamie Jardin
- Craig Eldridge - Man
- Martin Doyle - Proprietor
- Stacey Moseley - Russell Receptionist
- Michael Rhoades - Reporter
- Jay Paulson - Roger
- Jay Brazeau - Mackey Lowell
- Peter James Smith - Ed
- Gerald McRaney - Alan Adamle
- Faran Tahir - Manny
- Natsuko Ohama - Dr. Gwendolyn Chen
- Paul McCarthy-Boyington - Goat Handler Mike
- Jesse Burch - Staffer Jay
- Pat Skipper - Senator Jimmy Hoebuck
- Ramon Estevez - Businessman
- Matthew Modine - Marco Arlens
- Donald Moffat - Talmidge Cregg
- Verna Bloom - Molly Lapham
- Granville Van Dusen - Assistant Secretary of State for Public Affairs Bryce Lilly
- Joyce Guy - Reporter Charlayne
- Jeffrey DeMunn - Kenneth Sean 'Ken' O'Neal
- James Pickens Jr. - Mayor
- Kenneth Kimmins - Gen. Stanley
- Glenn Close - Evelyn Baker Lang
- William Fichtner - Christopher Mulready
- Mitchell Ryan - Roland Pierce
- Albie Selznick - Documentarian
- Joseph Vassallo - Renato Mannari
- Brian Poth - Eric Schaeffer
- Reed Diamond - Dr. Mike Gordon
- Miriam Shor - Christine
- Scott Wickware - Edgars
- Christopher Lloyd - Professor Lawrence Lessig
- Anthony Azizi - Asefi Hossein Kamal 'Chet' Bin Hamid
- Pamela Salem - P.M. Maureen Graty
- Elya Baskin - Mr. Zubatov
- John Amos - Percy Fitzwallace
- Ryan Cutrona - George Rollie
- Jesse Bradford - Ryan Pierce
- Milo O’Shea - Roy Ashland
- Jay Mohr - Taylor Reid
- Carlos Gómez - Admiral McGill
- Anna Holbrook - Sally O'Neal
- Allan Kolman - Mr. Thomas
- Kevin Clash - Elmo (voice)
- Carmen Osbahr - Rosita
- Joey Mazzarino - Muppet Doctor
- John Lafayette - Dr. Louis Foy
- Aaron Ashmore - Trevor
- Brian Kerwin - Ben Dryer
- Frank Ashmore - Chris Finn
- Ron Dean - Tom Broderick
- Deirdre Lovejoy - Lisa Wolfe
- Michael Gaston - Eric Hayden
- Cherry Jones - Barbara Layton
- Wilson Cruz - Jack Sosa
- Bill Stevenson - Jaworski
- David Castellani - Reporter
- Gregory White - Congressman Auren
- Eric Balfour - Frat Boy #3 (uncredited)
- Peter White - Mr. Gage
- Daniel Roebuck - Lieutenant Buckley
- Judy Kain - St. Louis Debate Event Planner
- Esther K. Chae - McKenzie
- Michael Chinyamurindi - Nimbala's Translator
- Jerry Sroka - Reporter
- Mindy Seeger - Chris
- Mindy Seeger - Reporter
- Sean Patrick Murphy - Floor Manager
- Kim Webster - Ginger
- Kim Webster - Kim
- Lorenzo Callender - George
- Ashlyn Sanchez - Miranda Santos
- H. Richard Greene - Robert Royce
- Kent Shocknek - Anchorman
- Andrew Caple-Shaw - Sean
- Felton Perry - Alcoholic Politician
- Felton Perry - Jerry
- Paul Webster - Pundit
- Livia Treviño - Reporter
- Jennifer Kristin Cox - Molly (uncredited)
- Devika Parikh - Bonnie
- Molly Schaffer - Senior Staffer
- Molly Schaffer - Aide
- David Sage - John Van Dyke
- Tressa DiFiglia - College Student
- Hamilton Mitchell - Economist
- Wendy Blair - Flight Attendant
- Elizabeth Greer - Flight Attendant
- Dean Biasucci - Man
- Diane Michelle - Woman's Voice Over
- Victor Love - Mike
- Mary Kay Wulf - Janet
- Chuti Tiu - Woman
- Steven M. Gagnon - Officer
- Eric Fleeks - Officer
- Chris Hendrie - Businessman
- Paul Doherty - Aide
- Gilles Savard - LaRouche
- Andrew Shaifer - Reporter
- George McDaniel - Officer
- Michael McGuire - Congressman Cal Tillinghouse
- Jackie Roberts - Janeane
- Mongo Brownlee - Secret Service Agent
- Sheila Frazier - Newscaster
- Mia Tate - Cocktail Waitress
- Julia Pearlstein - Volunteer
- Hanna Cheek - Female Groupie
- Rachel Singer - Marge
- David Fabrizio - Jonathan Lacey
- Michele Marsh - Economist
- Charley Lang - Congressman Skinner
- Blake Shields - Frat Boy
- Justin Urich - Frat Boy
- Greg Wrangler - Secret Service
- Gathering Marbet - Waitress
- Christoph Krisea - Mitch
- Christoph Krisea - Officer
- Steve Rankin - FBI Officer
- Jeff Williams - Harold Lewis
- Nelson Mashita - Minaldi
- Peter Kors - Rahmadi Sumahidjo Bambang
- Tyler Bowe - Gomez
- Shirley Scott - Court Stenographer
- Seth T. Walker - Tony
- Diana Morgan - Reporter Jesse
- Tom Quinn - John Noonan
- Colin K. Gray - Reporter
- Colin K. Gray - Bruce
- Christian Copelin - Jeffrey
- David Doty - Military Officer
- Charles Hoyes - Thompson
- William Duffy - Staffer Larry
- Jacqueline Torres - Reporter
- Jacqueline Torres - Sondra
- Roger Ranney - Civilian
- Becky Woodley - Aide
- Madison Mason - Admiral Hackett
- David Spielberg - Congressman
- Austin Tichenor - Raymond Burns
- Ronne Troup - Pratt
- James Handy - Rep. Joseph Bruno
- Ray Baker - Jonathan Lydell
- Linda Gehringer - Jennifer Lydell
- Jana Lee Hamblin - Bobbi
- Jana Lee Hamblin - Reporter Bobbi
- Jana Lee Hamblin - Reporter
- Larry Sullivan - Hamlin
- Charles Noland - Reporter Steve
- Charles Noland - Steve
- Charles Noland - Reporter
- Sheryl Arenson - Lock
- Herb Mitchell - Justice
- Juan A. Riojas - Secret Service
- Juan A. Riojas - Agent
- Jason C. Morgan - Peter
- Gary Carlos Cervantes - Bobby
- Gary Carlos Cervantes - Civilian Advisor
- Bill Bolender - Man
- Christopher Shea - Man
- Franklin Dennis Jones - Man
- Mary Kathleen Gordon - Woman
- Kathleen Garrett - Congresswoman
- Roger Eschbacher - Intelligence Officer
- Julie Pop - Aide
- Catherine Schreiber - Segment Producer
- Valeri Ross - Woman
- Christopher Wynne - Edgar Drumm
- Kenneth Choi - Secret Service Agent
- Todd Sandler - Secret Service Agent
- Kimiko Gelman - Agent Kelly
- Michael Mantell - Congressional Committee Chair
- Michael Mantell - Shelly Lukens
- Erin Wiley Sands - College Student
- Heather Dawn - College Student
- Chris Conner - Jack
- Chad McKnight - Aide
- Chad McKnight - Paramedic
- Chad McKnight - Staffer
- Paul Laurence - Aide
- Justin Colvin - Rodney
- Conrad Bachmann - Ken Kato
- M.G. Mills - Rob Konrad
- Bruce Wright - Ross Kassenbach
- Don Chastain - Reporter
- Linda Burden-Williams - Moderator
- Christopher M. Dukes - Phil
- Emidio Antonio - Lou
- Michael Bryan French - Hospital Administrator
- Pamela Gordon - Woman in Bar
- Jim Ortlieb - Dr. Keller
- Jody Wood - Mr. Cameron
- Elijah Mahar - Agent Dixon
- Bradley James - Agent Donnie
- Bradley James - Secret Service Agent
- Bradley James - Donnie
- Al Twanmo - Agent Cho
- Sean Moran - Dr. Holbrook
- Dan Gunther - Doctor
- Maria McCann - Nurse
- Trisha Simmons - Nurse Debbie
- David Ursin - Bartender
- Hira Ambrosino - White House Correspondent
- Hira Ambrosino - Commentator
- Hira Ambrosino - Reporter
- Matthew Gottlieb - Military Aide
- Kat Sawyer-Young - Sam's Secretary
- V. Kim Blish - Volleyball Player
- Derek Coleman - Agent
- Kivi Rogers - Paramedic
- Gary Hershberger - Jerry
- Peter Birkenhead - Steven
- Jane Lynch - Reporter
- Jenny Buchanan - Questioner
- Harris Laskawy - Questioner
- Garrett Wright - Skinhead
- Warner Saunders - Chicago Anchor
- Lauri Hendler - Lawyer
- Andy Brewster - Isobel's Assistant
- Franc Ross - Sonny Saunders
- Jesse Corti - Dave Stewart
- Alan McRae - Gary with a 'G'
- Tom Bower - General Barrie
- Paul Perri - Steve Joyce
- Steven Flynn - Mark Brookline
- Jack Shearer - Engineer
- Dennis Cockrum - Officer
- Dennis Cockrum - Captain
- Roger Ontiveros - Officer
- Roger Ontiveros - Sidney
- Евгений Лазарев - Vassily Kononov
- Andy Milder - Senator's Aide
- Andy Milder - V.P. Assistant
- Richard Tanner - Joe Fox
- Tegan West - Peter
- Penny Griego - Anchorwoman
- Penny Griego - Anchor
- Penny Griego - Newscaster
- Penny Griego - TV Reporter
- Penny Griego - News Anchor
- Michael Tomlinson - Republican Congressman
- Gregg Daniel - Steve Adamley
- Richard Hoyt-Miller - Air Force One Steward
- Victor McCay - Peter
- Victor McCay - Henry
- Timothy Dale Agee - Air Force One Steward
- Michael Cunio - Adamley's Aide
- Henry O - Jhin Wei
- Lisa Croisette - Staffer
- Lisa Croisette - Patty
- John Prosky - Aide
- John Mariano - Bertram
- Sharon Omi - Gardner
- Joe D'Angerio - Russo
- Al Rodrigo - Commander Cale
- Ivar Brogger - Aide
- Cameron Daddo - Aide
- Rich Cooper - Aide
- Troy Ruptash - Scott Tate
- Duffy Epstein - Aide
- Nigel Gibbs - Aide
- Nina Hodoruk - Military Aide
- Larry Carroll - TV Announcer
- Larry Carroll - Newscaster
- Matthew Dickens - Man
- Anna Lim - Staff Aide
- Purva Bedi - Kaytha Trask
- Eric Payne - Secret Service Agent
- Michael Crider - David Housman
- Felicity Huffman - Ann Stark
- Ivan Allen - Roger Salier
- Ivan Allen - Newscaster
- Ivan Allen - TV Anchor
- Bruce Winant - Henry Hanson
- Thomas J. McCarthy - Senator Thomas
- Rhonda Overby - Reporter
- Kevin Fry-Bowers - Staff Aide
- Dude Walker - Simon
- Marc Goldsmith - Staff Aide
- Robert Clotworthy - Tom
- Alberto Isaac - Tada Sumatra
- Joe O'Connor - Congressman
- Joe O'Connor - Rep. Calhoun
- Erik Holland - Peter Hans
- Elkin Antoniou - Bartender
- Eliott Goretsky - Staffer
- Patrick Falls - Steward
- Patrick Falls - Billy
- Barbara Eve Harris - Gretchen Tyler
- Kelly McNair - Pollster
- Jon Hershfield - Pollster
- Keith Mills - Mr. Finney
- Michael Francis Clarke - Congressman Satch
- Susan Krebs - Gail Schumer
- J. Michael Flynn - Officer
- Greg Baker - Interviewer
- James Kiriyama-Lem - Industry Leader
- Jordan Baker - Dr. Cynthia Sayles
- Brent Hinkley - Professor Donald Huke
- Richard Stay - Terry
- Ted Garcia - TV Reporter
- Ted Garcia - Newscaster
- Shana O'Neil - Protestor
- Shirley Jordan - FBI Receptionist
- John Strand - Cop
- Darren Foreman - V.P. Aide
- Jessica Pennington - Sally
- Shishir Kurup - Zach
- Harrison Young - Senator Grissom
- Ron Harper - Chairman
- Pete Leal - Steward
- Richard Saxton - Boston Anchor
- Richard Saxton - TV Reporter
- Richard Saxton - Alan
- Dilva Henry - News Anchor
- Scott Lawrence - Congressional Committee Chair
- Scott Atkinson - Staffer
- Jossie Thacker - Staffer
- David Ackert - Babish staffer
- Douglas Roberts - Congressional Aide
- Barry Livingston - Speechwriter
- Doris E. McMillon - Reporter Sandy
- Doris E. McMillon - Newscaster
- Ariel Felix - Bobby
- Shannon Nelson - Staffer
- Randy Brooks - Arthur Leeds
- Randy Brooks - Lyle
- Randy Brooks - Reporter
- Joe Cosgrove - Hayes
- Joe Cosgrove - Cardinal
- Katie Rimmer - Waitress
- Ana Mercedes - Sally, Military Aide in SitRoom
- Wendy Haines - Abbey's Agent
- Jason Widener - Young Jed Bartlet
- Don McManus - Greg Summerhays
- Bill Gratton - Advisor
- Patrick Thomas O'Brien - Hanson
- Christopher Murray - Tony Phillips
- Shelley Malil - Renfro
- Angelo Tiffe - Greenway
- E.E. Bell - Advisor
- Lewis Grenville - Reporter
- Ralph Meyering Jr. - Tom
- Ralph Meyering Jr. - Civilian Tom
- Ralph Meyering Jr. - Civilian
- Ralph Meyering Jr. - Director
- Richard Gross - Sous Chef Beano
- Richard Gross - Bailiff
- Lois Foraker - Bartender
- Jill Remez - Reporter
- Kirk Kinder - One Star General
- Ned Schmidtke - Industry Leader
- Ned Schmidtke - Admiral, Navy Chief of Staff
- Kris Arnold - Staffer
- Edmund L. Shaff - Bill Horton
- Max Chalawsky - Kinnis
- Felix Solis - Hammaker
- Andrea C. Robinson - Barbara
- Stephanie Cantu - Reporter
- Nadia Axakowsky - Reporter
- Jeff Mooring - Reporter Phil
- Elizabeth Taheri - Pam
- Laura Henry - Betty
- Laura Henry - Woman
- Bob Glouberman - Terry Beckwith
- Chris Ufland - Attorney Benton
- Keith Pillow - Klesko
- Marcy Goldman - Reporter
- Dave Hager - DeKalb Cty. D.A. Mark Farragut
- Patrick O'Connell - Bartender
- Bradley White - James
- Sid Conrad - Ed Ramsey
- Fort Atkinson - Grant
- Michael Canavan - Flynn
- James Hornbeck - Dr. Bedrosian
- Stan Sellers - Dr. Califf
- Elizabeth Liang - Staffer
- Dean White - Aide
- Kim Sykes - WLC Secretary
- Doug Ballard - Edward Pratt
- Mark Hutter - Rep. Erickson
- Randy Thompson - C.E.O. Donor
- Greta Sesheta - Congresswoman
- Kinga Philipps - Waitress
- Howard S. Miller - Dr. Ken Walker
- Nicholas Hormann - Oncologist Bobby
- Charles Walker - Oncologist
- Tom Knickerbocker - Civilian
- Nancy Cassaro - Janet Price
- Basil Wallace - McKonnen Loboko
- Paul Fitzgerald - Casey Reed, CapitalScoop.com
- James Keane - Hartsfield's Landing Registrar of Voters
- Lionel D. Carson - Security Guard Tommy
- Matthew Yang King - Staffer
- Dan Sachoff - TV Reporter Todd Hawthorne
- Teddy Lane Jr. - Secret Service Agent
- J.P. Hubbell - Secret Service Agent
- Jerry Lambert - Chuck Kane
- David Gautreaux - Reporter
- Christopher Michael - Floor Manager
- Tim Haldeman - Barnett
- David Dunard - Alcoholic Politician
- Larry Cox - Aide
- Larry Cox - Staffer
- Randy Oglesby - Alcoholic Politician
- Jim Jansen - HUD Secretary Bill Fisher
- Jennifer Marley - College Student
- John Leslie Wolfe - Man
- John Leslie Wolfe - GOP Leader
- Svetlana Efremova - Ludmila Koss, Novaya Gazeta
- George Tasudis - George Kazlovsky
- Valarie Pettiford - White House Security Guard Janice
- Damien Leake - Dr. Ted Tatum
- Evan Rachel Wood - Hogan Cregg
- Patrick Breen - Kevin Kahn, Ritchie's Communications Director
- Gerry Becker - Network News President
- Leon Russom - Network News President
- Michael Holden - Network News President
- Maggie Baird - Ms. Carney, Network News President
- Steve Tom - General Hodges, Army Chief of Staff
- Ivy Jones - Martha, Office of Protocol
- William Jones - Secret Service Agent Jamie Dawson
- David Burtka - Intern Bruce
- Juan Garcia - Rick Pintero
- Christopher Curry - Colonel Lee
- Annika Peterson - Jane
- S.E. Perry - Marine Officer
- Harry S. Murphy - Witness
- Kevin Brief - Democrat
- Roz Witt - Democrat
- Howard M. Lockie - Democrat
- Kim Brockington - Secret Service Agent Pam Thayer
- Fred Sanders - Ted
- Qaid Al-Nomani - Qumari Def. Min. Prince Abdul Shareef
- Nasser Faris - Qumari Translator
- John David Conti - Howell
- Nate Reese - Cantwell
- Paul Norwood - Bristol
- William Dennis Hunt - Duke of York
- Orlando Seale - Young Clifford
- Douglas Weston - Bedford
- Joshua Wolf Coleman - Chorus
- Charles Currier - Chorus
- Russell Edge - Chorus
- Joshua Fardon - Chorus
- Rob Nagle - Chorus
- Graham Shiels - Chorus
- Annie Morgan - Annie
- Annie Morgan - Vinnick Staffer
- Glenn Kubota - Korean Grocer
- Ted Koch - Reporter
- Lisa Datz - Agent
- James Villani - Thug
- Heidi Anderson-Swan - Waitress
- Jeanie Hackett - Queen Margaret
- Richard Gould - Chorus
- Kevin Owers - Chorus
- Joan MacIntosh - Meredith Walker
- Art Chudabala - Peter Lien
- Joel Marsh Garland - Cap
- Marina Palmier - Civilian
- Constance Pfeifer - Elderly Woman
- Jennifer Armour - Friend
- Amy K. Harmon - Volunteer
- Harry O'Toole - Man At Counter
- Tori Reid - Aide
- Ron Newell - Store Manager
- John P. Connolly - Matt Kelley
- Don Perry - Muriel Keith
- Allan Wasserman - Donald McKittridge
- Thomas Crawford - Bill Lacey
- Ming Lo - Dr. Lee
- Ming Lo - Yahlin
- Albert Owens - Senator
- Aaron Marcus - Deskman
- David Early - Bartender
- Jeff Gage - Train Conductor
- Susan Allenback - Driver
- Barenaked Ladies - Themselves
- Aimee Mann - Aimee Mann
- Alex Paez - David Guerrero
- Pamela Shaddock - Jan
- Malachi Throne - Israeli Foreign Minister Ben Yosef
- Deborah May - Janet
- Robin Bartlett - Susan Thomas
- Larry Brandenburg - Senator Michael Jackson
- Hilary Angelo - Emily
- Becky Meister - Reporter Sally
- Richard Green - Jerry
- Lynn Tufeld - Grace
- Rick Cramer - Officer
- Rick Cramer - Colonel
- Rick Cramer - Military Aide
- Joe Marinelli - Morris
- Brandon Noll - Staffer
- Noel Conlon - Jason Weaver
- Helen Duffy - Senator White
- Jeffrey Pierce - Jeff Johnson
- Bruce French - Bill Stark
- Eyal Podell - Michael Gordon
- Bill Ferrell - Guard
- Paige Orr - Karen
- Trent Trail - Lawrence
- Graciella Evelina Martinez - Staffer
- Alison Robertson - Carrie
- Jason McCune - Jonathan
- Ted Davis - Bobby
- Mary Beth McDonough - Beth
- Amy Parks - Bartender Tammy
- Dan Gerrity - Director
- Dan Gerrity - Civilian
- Steve Stapenhorst - Martin
- David A. Kimball - Intelligence Officer
- David A. Kimball - Moderator
- Nick Jameson - Chet
- Nick Jameson - Martin Avery
- Howard Mann - Senior Citizen
- Don Dowe - Technician
- Ron Ostrow - Reporter John
- Derek Thompson - Man
- Michael Raysses - Reporter
- Michael Raysses - Ted Willard
- Ron Morehouse - Bow Tie
- Kaarina Aufranc - Ten Dollars
- Lynette Romero - Anaheim Anchor
- Mindy Thomas - Anchor
- Marc Lynn - Chris Whitaker
- Christopher May - Tom, Wyatt Staffer
- Diane Hsu - Campaign Aide
- Rae Ritke - Ashley
- Symba - Annette
- Paul Vincent O'Connor - Laney
- Jennifer Parsons - Aide
- Ken Weiler - Bowman
- Ken Weiler - Officer
- Ken Weiler - Military Aide
- Leigh Curran - NASA Aide
- Scott Summitt - Presidential Reporter
- Jerry Adler - Jules Ziegler
- Steve Ireland - Ron
- Danny Jacobs - Jules Ziegler in 1954
- Harry Karp - Zev
- Alex Reznik - Jacob
- Kiersten Van Horne - Jane Cleery
- John Del Regno - Chef Giuseppe
- Gabriel Jarret - Jason
- Joel Anderson - Civilian
- Joel Anderson - Aide
- Christina Grandy - Staffer Ellen
- Maura Claire Barclay - Staffer Kelly
- Betsy Aidem - Libby Lapham
- Terry Beaver - Lee Voight
- Abdoulaye NGom - Archbishop Zake Kintaka
- Paul Kent - Cardinal
- Mark Chaet - Imam
- Geoffrey Ewing - Senator Beckwith
- Dan Ziskie - O'Donnell
- Timothy Rice - Chief Justice
- Jill Sobule - Jill Sobule
- David E. Goodman - Donna's Neighbor Bert
- Jacqueline Harris - Cynthia
- J. Patrick McCormack - Jimmy Wendall
- John Lathan - Aide to Tiki
- Stephen Mendel - Speaker
- Michael T. Kachingwe - Robbie
- J. Todd Adams - Seaborn Aide
- Rocky McMurray - Taylor
- Rocky McMurray - Officer
- Ben Lang - Lieutenant
- Elisabeth Rosen - Diane Halley
- Michael Leydon Campbell - Max
- Mary Gallagher - Maddy Tatum
- Madeline Lovejoy - Betty Halley
- Gil Christner - OMB Aide
- Amanda Carlin - Hillary Toobin
- Nathan Anderson - Matthew Lambert
- Steven Hack - Hendricks
- Gregory Linington - Don Novak
- Christopher Carroll - Thomas
- Michael J. London - Usher
- Robert Alan Beuth - Translator
- Sam Pancake - Stu Winkle
- Kimberly Bigsby - Molly O'Connor
- John Antonini - Jamie Reed
- Cliff McMullen - Georgetown Chancellor
- Jennifer Ann Massey - Waitress
- Shannon Marshall - Randy Weathers
- Laura Gardner - Gwen
- Sha Bennett - Peggy
- Lucy Butler - Jill
- Lance E. Nichols - Jay
- Milt Tarver - Jerry
- Jon Van Ness - Andrew
- Kathryn Klvana - FBI Agent
- Brady Rubin - Judge
- Charlotte Colavin - Sheila Fields
- Bennet Guillory - Rep. Jackson
- Richard Whiten - Winston
- Saïd Taghmaoui - Umar Usef
- Shireen Kadivar - Anne Shahrair
- H.M. Wynant - Sen. Starkey
- Robert Arce - August Adair
- Donald Sage Mackay - Ellis
- Marc Antonio Pritchett - Reporter
- Hugh Dane - Judge
- Margaret Bacon - Young Zoey
- Nathan Le Grand - Commerce Secretary
- Ron Marasco - OMB Director
- Byron Chung - N. Korean Handler
- Tom Yi - Translator
- Sean Smith - Immigration
- Ben Siegler - Reporter George
- Mary Linda Phillips - Aunt Barbara
- Gil Glasgow - Uncle Ted
- Teresa Huang - Holly
- Karen Goberman - Researcher
- Mandy Freund - Hoynes' Assistant
- Mandy Freund - Claire Huddle
- Brooks Almy - Tessa
- Bill Smillie - Elderly Man
- Zena Leigh Logan - Researcher
- Susan Ziegler - Local Reporter
- Rob Moran - Art Hughes
- Kurt Carley - Maitre d'
- Amy Stewart - Lisa Zimmer
- Kristoffer Ryan Winters - Brian
- Kathrin Middleton - Diane Mathers
- Paul Mendoza - Congressman Ramirez
- Sarah Benoit - Senator Lindsay
- Tony Pasqualini - Congressman Jaffe
- Linda Bisesti - Dem. Pundit
- Andy Rolfes - Rep. Pundit
- Billy Mayo - Secret Service Agent
- Michael Mack - Agent Randy
- Jane Beard - Tourist
- Michael P. Byrne - Husband
- Michael Krepack - Gus
- Jerry Giles - Mover
- David Andriole - Ralph Fairfax
- Devon Michaels - Randal Fierstin
- Don Fischer - Lieutenant Colonel Castorp
- Austin Priester - Secret Service Agent
- Mitch Gibney - Talking Head
- Margot Rose - Portia Colgrave
- Stephen Lee - Registered Voter
- Chris Gardner - First Guest
- Mark Costello - Guest
- Charles Howerton - Actor President
- Brooke Baumer - Bradenton Pollster
- Charles C. Stevenson Jr. - Bradenton Pollster
- John J. Dalesandro - Secret Service Agent
- James Ingersoll - Cable News Pundit
- David Bickford - NASA Official
- Ginger Justin - Swiss Diplomat
- Brian Catalano - USS Cowpens Officer
- Mara Casey - Lauren
- Roger Hampton - Floor Manager
- Matt Huhn - Raven One Co-Pilot
- Dat Phan - NVA Officer
- Tang Nguyen - NVA Soldier
- Caroll Spinney - Big Bird
- Fran Brill - Zoe
- Alice Dinnean - Rosita's Right Hand
- Paul McGinnis - Elmo's Right Hand
- Anthony Giangrande - Gary
- Doug Tompos - Bentley's Aide
- Robert Picardo - E. Bradford Shelton
- Michael Gallagher - Andrew Weltzman
- Michael Kagan - George Arnold
- Harper Roisman - Herb Morris
- Paul Jenkins - Martin Sheffield
- Alan Toy - Reporter Franklin
- Kevin Symons - FBI Press Rep
- Doug Hale - Anchor
- Doug Hale - Network Host
- Sharon Johnston - Torrance Neighbor
- Daniel Hugh Kelly - James Cook
- Wayne Duvall - Bill Parsons
- Wendy Schenker - Diane Golden
- Jim Gleason - Steve Hubbard
- Brent Huff - Agent Broder
- Beau Billingslea - Agent Velasquez
- Tracey Costello - Agent Moody
- Jamison Yang - Agent Lee
- Melette Le Blanc-Cabot - Nurse
- Zach Cohen - Yossi
- Tim Lounibos - Colonel Leahy
- Keith Sellon-Wright - Congressman Thomas Korb
- Traber Burns - Congressman Daniel DeSantos
- Novella Nelson - Gail Fitzwallace
- Anthony Batarse - Fatah Translator
- Jonathan Brent - White House Photographer
- Jonathan Brent - Jim
- Sayed Badreya - Fatah Official
- Sam Sako - Ashraf Murad
- Andrea Helene - Stewardess
- Ghassen Mashini - Fatah Official
- Navid Negahban - Maz
- Marcelo Tubert - Saeb Mukarat
- Sonya Leslie - Nurse Parnes
- Di Koob - Nurse Rinier
- Jake Mailey - Commentator
- John Hartmann - Floor Manager
- Dave McGowan - Stadium Announcer
- Eli Danker - Israeli Defense Minister Doran Mazar
- Anneliza Scott - Second Nurse
- Ann Ducati - Maya Zahavy
- Lawrence Cameron Steele - Garner
- Jim Abele - Congressman Benoit
- Blue Deckert - Congressman Borden
- Richard V. Licata - Congressman Lackey
- Jamie McShane - Dr. Hardin
- Don Snell - Congressman Briggs
- Jeffry E. Stein - Steward
- Izzy Diaz - Staffer
- Elizabeth Tulloch - Intern Susan
- David Kelsey - Staff Sergeant Keltie
- Eugene Alper - Roman Mindeli
- Saida Pagan - Anchor
- Saida Pagan - Reporter
- Andrew Borba - Alan Zwick
- Evan Arnold - Ned
- Karis Campbell - Ronna
- Armando Valdes-Kennedy - Dave
- Gregory Wagrowski - Dan Edmunds
- Katherine Disque - Claire Stein
- Terry Bozeman - Energy Secretary Gerald Deloit
- Wayne Thomas Yorke - Chris Lakely
- David Hadinger - Donald Donchick
- John Short - Riley Sheets
- John Brantley Cole - Roger Quast
- Carol Avery - Congresswoman Gleeson
- Stephen Markle - Cmdr. Ruiz
- Jonathan Earl Peck - Mr. Godfrey Sr.
- Nick Toth - 2nd Pundit
- Jill Michelle - Female Soldier
- Tim Snay - Senator Harris
- Sarah Graham Hayes - Another Deputy
- Ben Murray - Curtis Carruthers
- Elizabeth Karr - Reporter
- James Sharpe - Reporter
- Steve Kramer - Deputy Secretary
- David Grant Wright - Edwin Kelwick
- Raymond Ma - Chinese President Lian
- Ping Wu - Chinese Official
- DeVone Lawson Jr. - Physical Therapist
- Frank Kopyc - State Senator Butler
- Kirsten Bishop - Janice Jardin
- Joe Egender - Santos Volunteer
- John F. Schaffer - Reporter
- Quinn Sullivan - Reporter
- Christopher Hoffman - Reporter
- Dan Warry-Smith - Volunteer
- Paulette Sinclair - Woman
- Rafael J. Noble - Congressman Swarthout
- Michael Rose - Jonathan Creasy
- Kristin Carey - Interviewer
- Ursula Burton - Mrs. Creasy
- Cheryl Carter - Congresswomen Haas
- Cheryl Carter - Younger Congresswoman
- Anthony Holiday - Guard Brian
- Alexa Alemanni - Leo's Intern
- Chris Coppola - Howard
- Joe Howard - Connors
- John Bayliss - Johnson
- Brent Schraff - Kid in the Back
- Danny Hart - Banker
- ???? ????? - Lipecki
- Edward Shkolnikov - Helakal
- Joe Ochman - News Director
- Kevin Hare - Chicken Bob
- Sterling Jarvis - Secret Service Agent
- Laura de Carteret - Reporter
- Hamish McEwan - Reporter
- Jerry Levitan - TV Producer
- Kevin Bundy - Man
- Gabe Cohen - Studio Manager
- Erin Gooderham - Reporter
- Shari Hollett - Woman
- Kurt Scholler - Guard
- James Lashly - Canadian Ambassdor
- Ken Strunk - Republican Congressman
- Monica Garcia Pérez - Santos Aide
- JF Davis - Bartender
- Robert Martin Robinson - Fecteau
- Darren Robertson - Congressional Staffer
- Larry Cahn - Paul Hickman
- Dalia Phillips - Reporter
- Christine Avila - Reporter
- Steven Meek - Reporter
- Alex Manette - Reporter
- Paul Rae - Walter
- Paul Rae - Reporter
- John O'Brien - Reporter
- John Ross Clark - Businessman
- Kevin West - Randy Wysniewsky
- Manuel Urrego - Civil Man
- Matt McKenzie - Republican Convention Speaker
- Nancy Linari - Convention Speaker
- Vincent Guastaferro - Ernie Gambelli
- Shannon O'Hurley - Susan Wertz
- Kate Enggren - Dorothy Baker
- Petrea Burchard - Chair of California Delegation
- Will MacMillan - David Adams
- Ramón De Ocampo - Otto
- Barbara Lee Bragg - Reporter Christine
- Burt Bulos - Reporter
- Paul Keeley - Agent Ellis Taylor
- Janeane Garofalo - Louise Thornton
- John Bobek - Bill
- Kenneth Meseroll - Pundit
- Liann Pattison - Consultant
- Michael McCafferty - Consultant
- William Charlton - Consultant
- Vivianne Collins - Pebble Beach Reporter
- Phil Trask Jr. - Reporter Kevin
- Julian Acosta - Leon Montero
- Sumalee Montano - Vinick Reporter
- Colette O'Connell - Ellen Trayers - Boston Globe
- Michael Earl Reid - Minute Man Harley Parker
- Ken Michelman - Ted Zukoski - Chicago Tribune
- Gavin Glennon - Secret Service Leader
- Trev Broudy - Local Reporter
- Melanie Chapman - Michelle Banks - Teacher
- David Q. Combs - Clifford Reynolds - Teacher
- Kerstin Lindquist - Anchor
- Richard Alan Brown - Zeke
- Caroline Duncan - Reporter
- Eric La Barr - Vinick Staffer
- Shelley Robertson - Brenda Burke
- Lou Beatty Jr. - Wilson Burke
- John Littlefield - Agent
- Duane R. Shepard Sr. - Pastor
- Richard Jenik - Congressman Cooper
- Jan Devereaux - Shirley - Social Secretary
- Dougald Park - Stan Mitchell - Chicago DNC
- Yvans Jourdain - Bermudan Ambassador
- David Barrera - Jorge Santos
- Amad Jackson - Agent
- Elizabeth Payne - Pundit
- Linden Goh - Translator
- François Giroday - Jacques Ornand - French Ambassador
- Stacy Hogue - Waitress
- Michael Chieffo - Hayes - Head of FEMA
- Adam Shulman - Youth Voter
- Vanessa Lee Chester - Youth Voter
- Matt Corboy - Asst. Secretary Blieden
- Peggy Dunne - DOE Spokeswoman
- Emil Beheshti - Reporter
- John Hemphill - EPA Spokesman
- John L. Curtis - Vinick Aide
- Michael Spound - Vinick's Doctor
- Matthew Willig - Famous Athlete
- Lily Rains - Santos Aide
- Danny Pudi - Santos Aide
- Leith M. Burke - Agent
- Anna Maganini - Fresno TV Anchor
- Sunil Malhotra - Vinick Aide
- David Ramsey - Teddy - Santos' Turnout Briefer
- Francesca Ferrara - Local Reporter
- Loren Lester - Jarin
- Glenda Morgan Brown - Woman
- Daphna Cardinale - Reporter
- Dylan Naber - Huck Ziegler
- Rebecca Marshall - Carrie Marino
- Paul Moyer - Anchor
- Michael Bofshever - Klain
- Mitchell Edmonds - Bishop Campbell
- Pete Postiglione - Secret Service Agent
- Jerry Kernion - The Driver
- Greg Callahan - Man
- Chandler Hill - Attorney
- Marlene Forte - Secret Service Agent Linda
- Adrian Sparks - Dr. Wexler
- Van Epperson - Curtis Shaeffer - Chief Usher
- Alexandra Ryan - Receptionist
- Parvesh Cheena - Barista
- Maria Broom - Cathy Holland
- Vince Grant - Gil Siberly
- Ann Ryerson - Chief Justice
- John Balma - Cartwright
- Catherine Aselford - Bonnie Kilmer
- Thomas Schlamme
- Alexa Junge
- Peter Noah
- Patrick Ward
- Lawrence O'Donnell
- Paul Redford
Glenn Close hace el papel de Chief Justice Evelyn Baker Lang.
Jorja Fox interpreta a Agent Gina Toscano en la serie.
Stephen Tobolowsky hace el papel de Dr. Max Milkman.
Christopher Lloyd interpreta a Professor Lawrence Lessig en la serie.
Holmes Osborne hace el papel de Congressman Peter Lillienfield.
Tom Skerritt interpreta a Senator Chris Carrick en la serie.
William Russ interpreta a Dan en la serie.
David St. James interpreta a Congressman Darren Gibson, R-MI en la serie.
Rob Lowe interpreta a Sam Seaborn en la serie.
Elya Baskin hace el papel de Mr. Zubatov.
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