- Steve Landesberg - Arthur Dietrich
- Steve Landesberg - Det. Sgt. Arthur Dietrich
- Steve Landesberg - Father Paul
- Jack Soo - Nick Yemana
- Jack Soo - Det. Sgt. Nick Yemana
- Ron Carey - Carl Levitt
- Ron Carey - Officer Carl Levitt
- Ron Carey - Angelo Molinari aka The Mole
- Abe Vigoda - Philip Fish
- Abe Vigoda - Det. Phil Fish (uncredited)
- Abe Vigoda - Det. Phil Fish
- Roger Bowen - Francis Lindquist
- David Doyle - Emil Ditka
- Charlotte Rae - Mrs. Rebecca Sobel
- Herb Edelman - Alan Schuster
- Todd Bridges - Truman Jackson
- Gabriel Dell - Al Shreiber
- Robert Mandan - Charlie Huntsinger
- Jonelle Allen - Officer Turner
- Severn Darden - Randolph Cook
- Valerie Curtin - Gloria Clooney
- Meg Wyllie - Mrs. Oppenheimer
- Kenneth Mars - Officer Callahan
- Madison Mason - Joseph Pretano
- Edith Diaz - Mrs. Rodriguez
- Dick O'Neill - Det. Kelly
- Bruce Solomon - The Flag Salesman
- Emily Levine - Beverly Fish
- Jon Lormer - Mr. Fuller
- Sully Boyar - Mr. Stewart Sobel
- Val Bisoglio - Det. Del Vecchio
- John Cassisi - Victor Kreutzer
- Herbie Faye - Nathan Levine
- Charles Frank - Lance Peterson
- George Murdock - Lt. Ben Scanlon
- George Murdock - Master Sgt. J.R. Reville
- Diana Canova - Stephanie Wolf
- Ron Masak - Officer Shriker
- Marla Gibbs - Mrs. McBee
- Franklyn Ajaye - Wendell Frazier
- Jeffrey Tambor - William Klein
- Jack Somack - Mr. Cotterman
- Art Metrano - Det. Mike Lovatelli
- Nellie Bellflower - Officer Carney
- Adam Arkin - Howard Smith
- Ralph Manza - Leon Roth
- Ralph Manza - Anthony Barelli
- Vivi Janiss - Lois Wheaton
- James Gregory - Inspector Frank Luger
- James Gregory - Frank Luger
- Marilyn Sokol - Dr. Lorraine Dooley
- David Tress - Frank Pissano
- Arnold Soboloff - Lenny "The Confessor" Kelso
- Arnold Soboloff - Graham Roberts
- Alex Henteloff - Arnold Ripner
- Alex Henteloff - Harold Polanski
- Alan Haufrect - Antoine McCarthy
- Queenie Smith - Mrs. Fuller
- Queenie Smith - Wilson the Maid
- Nobu McCarthy - Miss Dorothy Murakami
- Ron Feinberg - Lyle W. Farber
- June Gable - Det. Maria Battista
- Mike Kellin - Al Mitchell
- Janet MacLachlan - Miss Jackson
- Richard Venture - Charles Relkie
- Ray Sharkey - Hold-Up Man
- Ray Sharkey - David Salas
- Gilbert Green - Crippen
- Paula Shaw - Paula Capshaw
- Arthur Peterson - Dr. Freedman
- Joe Petrullo - Krevey
- Dean Santoro - Philip Schroder
- Angelina Estrada - Mrs. Trujillo
- Neil J. Schwartz - Lawrence Speigalgas
- Larry Bishop - Hurley
- Joseph Bova - Michael D. Crowley
- David L. Lander - David Gordon
- Doris Belack - Bernice Fish
- Sidney Miller - Jackie Ace
- Liam Dunn - Fuzzo
- Judith Cassmore - Tracy Gifford
- Ray Stewart - Darryl Driscoll
- Paul Jenkins - Det. Sgt. Forbes
- Joe George - John Blomquist
- Joe George - Mr. Strand, Bus Driver
- Janet Ward - Mrs. Boyle
- Gloria Calomee - Det. Bailey
- Angelo Nazzo - Mugger
- Sandra Deel - Ethel Gorman
- Milt Kogan - Officer Kogan
- Lucille Meredith - Prospective Tenant
- Lucille Meredith - Mrs. Hanson
- Jan Stuart Schwartz - Tom Fields
- Brett Somers - Edna Relkie
- Brett Somers - Mrs. Stavochek (as Brett Sommers)
- Jack DeLeon - Marty Morrison
- Paul Lichtman - Beckman
- Paul Lichtman - Charlie - Bellevue Attendant with Oxygen
- Louis Zito - Uniform Cop
- Florence Stanley - Bernice Fish
- Denise Miller - Jilly Papalardo
- Charles Murphy - Eugene Woolen
- Mike Moore - Stanley Mankowitz
- John Hawker - Radio Announcer
- Rod Perry - Sgt. Wilson
- Noam Pitlik - Man with Briefcase (uncredited)
- Jeffrey Kramer - Stick-Up Man (as Jeff Kramer)
- Ted Noose - Pete
- Derrel Maury - Newsboy
- Naomi Stevens - Donna's Mother
- Nancy Dussault - Linda Fuller
- Shannon Christie - Donna
- Lou Jacobi - Harry Tannenbaum
- Vic Tayback - Mr. Stavochek
- Eddie Barth - Detective DeLuca (as Ed Barth)
- Reid Cruickshanks - Bellevue Attendant
- Reid Cruickshanks - Bellevue Attendant #1
- Peter Carew - Prospective Tenant
- Milton Selzer - Murray Grossman
- David Wayne - E.J. Heiss
- Claudio Martínez - Manolo Reyes
- Elliott Reid - Wayne Boley
- Candice Azzara - Miss Lamota
- Candice Azzara - Audrey McManus
- Linda Lavin - Det. Janice Wentworth
- Buddy Lester - Harry the Bookie
- Buddy Lester - Sidney the Bookie
- Lee de Broux - Charlie
- Nick Holt - Thief
- Ed McCready - Telephone Repairman
- Lee Ross - Fake Policeman
- Danny Dayton - Harry
- Roscoe Lee Browne - Charlie Evans Jeffers
- Judson Pratt - Lt. Faraday
- Charles Fleischer - Floyd
- Michael Lembeck - Det. Paul Gardeno
- Henry Beckman - Lyman Cooper
- Lavelle Roby - Miss Duquette
- Lavelle Roby - Miss Duquette (as Lavell Roby)
- Joseph G. Medalis - Bellhop
- Norman Rice - Shakedown Bad Cop (uncredited)
- Richard Russell Ramos - Dr. Alvin Craine (as Richard Ramos)
- Jack Riley - Frederick Clooney
- Jack Riley - Robert Lovell
- Susan Brown - Dr. Fitzgerald
- John Morgan Evans - Mugger
- Ed Peck - Officer Frank Slater
- Ed Peck - Patrolman Frank Slater
- K Callan - Gwen Baxter
- Russell Shannon - Fireman
- Billy Barty - Mr. Resnick
- Stanley Brock - Bruno Bender
- Stanley Brock - Arnie - Club Owner
- Timothy Jerome - Harold Sanders
- John LaMotta - Paramedic (uncredited)
- John LaMotta - Bellevue Hospital Attendant (as Johnny LaMotta)
- John LaMotta - Moving Van Driver (as John La Motta)
- Cal Gibson - Mayflower/Richard
- Cal Gibson - Del Mitchell
- Cal Gibson - Mr. King
- Sammy Smith - Keller, Exterminator
- David Dukes - Brad Laneer
- Fran Ryan - Mrs. Hirsch, Homeless Woman
- Lee Kessler - Natalie Blier
- Lee Kessler - Renee Pettit
- Louis Quinn - EMS Man
- Al Berry - Coroner's Pickup Man
- Trent Dolan - Coroner's Pickup Man
- Kenneth Tigar - Stefan Koepeknie
- Kenneth Tigar - Fletcher
- Kenneth Tigar - Elliot Porter
- Kenneth Tigar - Philip Pollock (as Ken Tigar)
- Kenneth Tigar - Jesus Christ
- George Loros - Glynn / Sgt. Michael P. Hunt
- Joey Aresco - Brando
- Mews Small - Sheila Rosen (as Marya Small)
- Doris Roberts - Harriet Brauer
- Doris Roberts - Louise Kaufmann
- David Darlow - Burglar
- David Darlow - Philip Dupree
- George Skaff - Dr. Engels
- Tom Lacy - Ed Gerrity
- Ted Schwartz - Dukane
- Charles Lucia - Kenny Brewer (as Chip Lucia)
- George Pentecost - Dr. Rene Boudreau
- George Pentecost - Rev. Albert Carrey
- Howard Honig - Mr. Victor
- Howard Honig - Mr. Yager
- Howard Honig - Donald Ganz
- Howard Honig - Mr. Quentin
- Arny Freeman - Mr. Rosten
- Arny Freeman - Herbert Emery
- Arny Freeman - Philip Helm
- Arny Freeman - Victor Newell
- Arny Freeman - Milton Holly / Mr. Science
- Stephen Pearlman - Sgt. Kavanaugh
- Karl Bruck - Dr. Reinhold Bauer
- John Getz - William McKuen
- Marjorie Bennett - rs. Stratton
- Marjorie Bennett - Mrs. Richline
- Sandy Sprung - Helen Bateman
- Jodie Mann - Arlene Hamel
- Caroline McWilliams - Tricia Morgan
- Jade McCall - Ambulance Attendent
- Nick Klar - Victor Jurasic (as Norman Klar)
- Anne Wyndham - Rachel Miller (uncredited)
- Anne Wyndham - Rachel Miller
- Anne Wyndham - Rachel Miller, Barney's Daughter
- Ned Glass - Becker the Exterminator
- Ned Glass - Stanley Golden
- Michael Pataki - Marvin Lindsay
- Joyce Jameson - Catherine Lindsay
- William Bogert - Neil Korchak
- Dick Balduzzi - Mr. Duggan
- Linda Dano - Leslie Dornan
- Harvey Gold - Ross (Robber Dressed as a Cop)
- William Windom - Cellmate (voice)
- William Windom - George Webber
- Eugene Elman - Mr. Kaufmann
- Eugene Elman - Rabbi Joseph Greenblatt
- Eugene Elman - Eddie Schuman
- Dave Madden - Clayton Walsh
- Felipe Turich - Jorge Rodriguez
- Lewis Charles - Nicolas Dellarosa
- Lewis Charles - Leo Lujak
- Rosanna DeSoto - Elena Elezando (as Rosana Soto)
- Rosanna DeSoto - Miss del Fuego (as Rosana Soto)
- Rosanna DeSoto - Teresa Tasco (as Rosana Soto)
- Donna Baccala - Jennifer DiLucca
- Donna Baccala - Sister Jennifer DiLucca
- John Clavin - Lt. Vogel
- Ray Girardin - Vince Licori
- Henry Slate - Louis Frankel
- Jay Gerber - Howard Gabriel
- Jay Gerber - Lloyd Edelson
- Jay Gerber - Mr. Craig
- Jay Gerber - Howard Fuller
- Phil Leeds - Arthur Bloom
- Phil Leeds - Harry Kruger
- Phil Leeds - Gilbert Letier
- Phil Leeds - Brent LaMear
- Phil Leeds - Louis Nash
- Phil Leeds - Horace Chandler
- Ivy Bethune - Miss Jacobs
- Michael Durrell - Howard Altman
- Michael Durrell - Philip Kubrick
- Bob Dishy - Richard Milford
- Bob Dishy - Mr. Shine
- Peter Hobbs - Phillip Brauer
- Peter Hobbs - Charlie Prevette
- Peter Hobbs - Roy McManus
- Garn Stephens - Susan Schuman-Edwards
- Larry Block - Russell Schuman
- Steve Franken - Edward Novak
- Steve Franken - Edward Foreman
- Jack Bannon - Captain William Donnelly
- Joseph V. Perry - Leonard K. Hauser (as Joseph Perry)
- Joseph V. Perry - Gardino the Building Inspector
- Joseph V. Perry - Mr. Marken (as Joseph Perry)
- Joseph V. Perry - Joseph Lasorda (as Joseph Perry)
- Peter Elbling - Jordan Heath
- Peter Elbling - Fresh Talker
- Jack Dodson - Henry St. Martin
- Jack Dodson - Mr. Franklin
- Jack Dodson - Mr. Vogel
- J. Pat O'Malley - Mr. Holliman
- J. Pat O'Malley - Walt Hathaway
- J. Pat O'Malley - Walter Dooley
- Basil Hoffman - Allen Korbel
- Anna Berger - Georgia Himmel
- Anna Berger - Miriam Buckman
- Susan Davis - Nurse Krewson
- Susan Davis - Lisa Lovell
- Leonard Frey - Alfred Royce
- Leonard Frey - Roland Gusik
- Ed Koch - Himself (voice) (uncredited)
- Beverly Sanders - Lorraine Siegel
- Stuart Pankin - Anthony Moreau
- Stuart Pankin - Donald (uncredited)
- Stuart Pankin - Alex Fleischer
- Barrie Youngfellow - Marsha Dixon
- Kip King - Paul Powell
- Kip King - Nicholas Baskin
- John O'Connell - Philip Martin, FBI
- John O'Connell - Phillip Martin
- Fred Sadoff - Dr. Esterhazy
- Fred Sadoff - Dr. Milton Prentice
- Fred Sadoff - Alfred Walker, IRS
- Fred Sadoff - Ronald Hanna
- Oliver Clark - Fur Thief
- Oliver Clark - Dr. Richard P. Gesslin DDS
- Oliver Clark - Vern Bidell
- Oliver Clark - Carl Ebling
- Oliver Clark - Eugene Corbett
- Peggy Pope - Lonna Lane
- Peggy Pope - Doris Carlisle
- Peggy Pope - Ruth Bergendahl
- Peggy Pope - Lois Marcum
- Titos Vandis - Stefan Beruit
- Titos Vandis - Jacinto Escobar
- Titos Vandis - Dimitrios Stefanos (as Tito Vandis)
- David Clennon - Jeffrey Stevens
- David Clennon - Bodhisattva
- David Clennon - Howard Speer
- David Clennon - Howard Weckler
- David Clennon - Justice Department Counsel Chester Monahan
- Rosalind Cash - Carolyn Slade
- Anita Dangler - Ana Rada
- Anita Dangler - Louise Myers
- John Lawlor - Morris the Dogcatcher
- Phoebe Dorin - Harriet Adelman
- Alix Elias - Maggie DuBois
- Alix Elias - Louise Helton
- Fredric Cook - Harold Adelman
- Gisela Getty - Ana Schlesinger (as Martine Getty)
- Peter Jurasik - Philip Hamel
- Peter Jurasik - George Alsop
- Beatrice Colen - Miss Heartstone
- Beatrice Colen - Lillian Hamilton
- Florence Halop - Mrs. Pierce
- Florence Halop - Wilma Kestner
- Florence Halop - Wanda LaMear
- Florence Halop - Mable Kleiner
- Florence Halop - Karen Golden
- Florence Halop - Evelyn Hawley
- Ruth Warshawsky - Ruthie Greenblatt
- Ivor Francis - Mr. Unger
- Ivor Francis - Henry Mercurio
- Ivor Francis - Dr. Otto Travis
- Bruce Glover - Fred Denton
- Henry Jones - Father Clement
- Boris Aplon - Leo Fallon
- Nehemiah Persoff - Yacov Berger
- Nehemiah Persoff - Carl Simms
- Bruce Kirby - Franklin Claymore
- Bruce Kirby - Lt. Rossmore
- Bruce Kirby - Frank Rossman
- Jack Bernardi - Able Kleiner
- Jack Bernardi - Mr. Gilman
- Martin Garner - Ira Buckman
- Martin Garner - Mr. Frumkus
- Martin Garner - Samuel Tragash
- Martin Garner - Steven Himmel
- Martin Garner - Martin Golden
- Larry B. Scott - Leland Turner
- Stefan Gierasch - Andrew Glansman
- Stefan Gierasch - Victor Lupton
- Stefan Gierasch - Dr. Joseph Burlson
- Stefan Gierasch - Charles Foster Keller
- Rick Waln - Patrolman Walt Darvec
- Jay Robinson - Horace Sharp
- Jay Robinson - Morton Hackler
- Marilyn Chris - Ruth Whittney
- Corey Fischer - Jonathan Dodd / Gerald Morris
- Craig Richard Nelson - Arnold Moraz
- Sam Ingraffia - Ambulance Attendant
- Charles White-Eagle - George Tenfingers (as Charles White Eagle)
- Don Sherman - Mr. Boston
- Don Sherman - Mr. Turner
- Walter Janovitz - Sam Belinkoff (as Walter Janowitz)
- Walter Janovitz - Stefan Mederling (as Walter Janowitz)
- Walter Janovitz - Janusz Makowski
- Walter Janovitz - Ivan Kessler (as Walter Janowitz)
- Tom Henschel - Edmund Lasky
- Tom Henschel - Eugene LaSalle
- Sal Viscuso - Victor Renaldi
- Sal Viscuso - Brenner
- Sal Viscuso - Thomas Vitella
- Sal Viscuso - Joseph Beatty
- Philip Roth - Mr. Sanders (as Phil Roth)
- Michael Tucci - Fred
- Michael Tucci - Rubin
- Michael Tucci - Gilbert Doyle
- Michael Tucci - Danny Rizzo
- Barry Pearl - Mario Pellegrini
- Christopher Lloyd - Arnold Scully
- Christopher Lloyd - Vincent Carew
- Mari Gorman - Officer Rosslyn Licori
- Mari Gorman - Naomi Bender
- Mari Gorman - Roberta Kerlin
- Darlene Parks - Nancy
- Lewis Arquette - Nells Finney
- Michael Conrad - Col. Charles Dundee
- J.J. Barry - Arthur Duncan
- J.J. Barry - Fred Bauer
- J.J. Barry - Leroy Kreutzer
- J.J. Barry - Plumber
- Don Calfa - Gilbert Lesco
- Don Calfa - Calvin J. Kendall
- Don Calfa - Arthur Thompson
- Don Calfa - Mr. DiLucca
- Don Calfa - Angelo Dodi
- Don Calfa - Leon Bidell
- Don Calfa - Edward Pratken
- Raleigh Bond - Herbie Glass
- Jane Dulo - Purse Owner
- Jane Dulo - Mrs. Edna Sligman
- Kres Mersky - Mrs. Perito
- Richard Libertini - Mr. 1223 / Ira Grubb
- Richard Libertini - Adam Boyer
- Richard Libertini - Richard Perito
- Ion Teodorescu - Joseph Obrockian
- Ion Teodorescu - Fyoder Jininski
- Chu Chu Malave - Gunman
- Chu Chu Malave - Ramon Santos
- Chu Chu Malave - Joseph Rubio
- Jenny O'Hara - Teresa Schnable
- Jenny O'Hara - Sgt. Holly Scofield
- Leonard Stone - William MacDonald
- Leonard Stone - Ernest Lun
- Leonard Stone - Burton Shaw
- Leonard Stone - Louis Lindquist
- Leonard Stone - Sidney M. Botnik
- Richard Stahl - Herb Lund
- Richard Stahl - Philip Owens
- Richard Stahl - Gross - Accountant from Siegel's
- Jeff Corey - Caleb Webber
- Jeff Corey - Ralph Timmons
- Carmen Filpi - Bum
- Mabel King - Mother Zilla
- Roger Aaron Brown - Dr. Anthony Keeling
- Philip Sterling - Judge Philip Paul Gibson
- Philip Sterling - Mr. Buckholtz
- Philip Sterling - Frank Rilling, FBI
- Philip Sterling - Howard Spangler
- Philip Sterling - Mitchell Warner
- Philip Sterling - Noel Cadey
- Paul L. Smith - Leon Stipanich (as Paul Lawrence Smith)
- Kay Medford - Irene Schuman
- Kay Medford - Mrs. Mitzi Kamen
- Kay Medford - Lila Wakeman
- Audrey Christie - Rose
- Audrey Christie - Mrs. Kroner
- James Cromwell - Dr. Edmund Danworth
- James Cromwell - Sgt. Wilkinson
- James Cromwell - Neil Spencer
- James Cromwell - Jason Parrish
- Philip Bruns - Gordon Kaiser
- Philip Bruns - Frank Mallory
- Philip Bruns - Harry Cranston
- Philip Bruns - Elvin Swift
- Estelle Omens - Felice Douglas
- Estelle Omens - Evelyn Swafford
- Vernon Weddle - Alvin Trager the Hawk
- Vernon Weddle - Lawrence Oaks
- Ben Slack - Leo Rossman
- Wynn Irwin - Mr. Felch
- Wynn Irwin - Earl Schmidt
- John Christy Ewing - Brother Thomas Kelvin
- Sydney Lassick - Arnold Cummings
- Sydney Lassick - Victor Carse (as Sidney Lassick)
- Gary Imhoff - Joseph Hutton
- Elise Caitlin - Ms. Strauss
- Rod Colbin - Lawrence Wheeler
- Rod Colbin - Joe Wheaton
- Rod Colbin - Mr. Swanson of Metropolitan New York Cryonic Society
- Rod Colbin - William Jessup
- Rod Colbin - Charles Bogert
- Rod Colbin - Michael Harvey
- Rod Colbin - Roger Joyce
- Raymond Singer - Phillip Bart
- Raymond Singer - Dr. Eric Rubin
- Manu Tupou - Philip Azari
- Sumant - William Nu
- David Fresco - Monty
- David Fresco - Monty, a bum
- Peg Shirley - Arlene Kenton
- Lou Cutell - Jerome Grodin
- Lou Cutell - Mr. Roselle
- Jack Kruschen - Benjamin Diamond
- Jack Kruschen - Julius Wittenour
- Jack Kruschen - Rudolph Kamen
- Ian Wolfe - Rudolf Biederman
- Ian Wolfe - Joseph Spidonie
- John Dullaghan - Ray Brewer
- John Dullaghan - Harold Durrell
- John Dullaghan - Milt Loftus
- John Dullaghan - Jackson the Pickpocket
- John Dullaghan - Sylvester White
- Howard Platt - Charles Hackman
- Howard Platt - Lawrence Weiskoff
- Howard Platt - Bill Nelson
- Howard Platt - Andrew Landry
- Howard Platt - Gordon Lynch
- John O'Leary - Mr. Levant
- John O'Leary - Leo Hadden, KGB
- Elaine Giftos - Laura Kiergo
- Al Ruscio - Jack Norrell
- Al Ruscio - Mr. Seldiz
- Al Ruscio - Mr. Becker
- Al Ruscio - Leonard Roth
- Will Seltzer - James Thayer
- Will Seltzer - Andrew P. Jessel
- Luis Ávalos - Jorge Jesus Maria Sanchez
- Luis Ávalos - Antonio Mione
- Joanna Miles - Eleanor Driscoll
- Norman Bartold - Gordon Wendell
- Norman Bartold - Carl Bernie
- Norman Bartold - Roy Jenkins
- Norman Bartold - Jack Corwin
- Norman Bartold - Bob Schuyler
- Madison Arnold - Joseph Osborne
- David Paymer - Felix Morrissey
- Helen Verbit - Stella Neimier
- Helen Verbit - Evelyn Kruger
- Helen Verbit - Estelle Bobus
- Todd Susman - Andrew Siegel
- Todd Susman - Neil Hackett (as Todd Sussman)
- Todd Susman - Edward Yakel
- Jesse Aragon - Joseph Vella
- Robert Costanzo - Bill Kerlin
- Robert Costanzo - Professor Vincent Thorndyke
- Robert Costanzo - Ed Foronjy
- Arthur Malet - Henry Creighton
- Arthur Malet - Malcolm Gower
- Dan Frazer - Dr. Matthew Kramer
- Robert Levine - Howard Kimbro
- Bill Dillard - Edward Jennings / Fast Eddie (as William Dillard)
- Michael Lombard - Walter Elkins
- Michael Lombard - Stanford Whittney
- Michael Lombard - Joseph M. Loftis
- Michael Lombard - Kenneth Pryor
- Tricia O'Neil - Alex Kramer (as Tricia O'Neill)
- Paul Lieber - Det. Sgt. Eric Dorsey
- Paul Lieber - Gunman
- Johnny Silver - Kingman
- Allan Miller - Nelson Haskell (archive footage) (uncredited)
- Allan Miller - Father Clement
- Allan Miller - Nelson Haskell
- Allan Miller - Dr. Gregory Bickman
- Allan Miller - William Collins, Justice Department
- Allyn Ann McLerie - Harriet Shulton
- Miriam Byrd-Nethery - Myrna Dunbar (as Miriam Byrd Nethery)
- Miriam Byrd-Nethery - Doris Whittaker (as Miriam Byrd Nethery)
- Miriam Byrd-Nethery - Beverly Wakefield
- Miriam Byrd-Nethery - Louise Austin (as Miriam Byrd Netherly)
- Larry Gelman - Edward Sellers
- Larry Gelman - Joseph Hilyer
- Larry Gelman - Sidney Bouton
- Larry Gelman - Philip Bishop
- A Martinez - Claudio Ortez
- A Martinez - Joseph Montoya
- Darrell Zwerling - Bill Adelson
- Michael Currie - John Fulton
- Robert Phalen - Capt. Ronald Dupre USAF
- Mario Roccuzzo - Norman Deluca
- Mario Roccuzzo - George Willis
- Mario Roccuzzo - Ira Russo
- Mario Roccuzzo - Ed Brotsky
- Mario Roccuzzo - Vincent Turso
- Sarina C. Grant - Lenore DuBois (as Sarina Grant)
- Allan Rich - Edward Meyers
- Allan Rich - Leonard the Theatre Producer
- Allan Rich - Mr. Ramsen
- Paul Kent - Ray Athens
- Nancy Bleier - Christine Scott
- Dennis Howard - Jed Brinkman
- Barry Gordon - David Fingler
- Barry Gordon - Stanley Fine
- Ben Piazza - Arthur Minch
- Ben Piazza - David Shulton
- Ben Piazza - John Essex
- Michael Alaimo - Vincent Royer
- Michael Alaimo - Vincent Sykes
- Michael Alaimo - Michael Fantino
- Larry Hankin - Earl Kelso
- Robert Burgos - John Gittes
- Stanley Kamel - Lance Parks
- Stanley Kamel - Dr. Michael Packer
- Peter Wolf - Tiano
- Phyllis Frelich - Madeline Schaefer
- Maggie Brown - Lt. Melinda Holly, Salvation Army
- Dale Robinette - Matt Hagan
- Joe Regalbuto - Officer Earl Slatic-Sanitation Police
- Joe Regalbuto - Peter Rankin
- Jack Murdock - Officer Perelli
- Roy Andrews - Guard
- Dee Croxton - Christine Lawson
- Ben Freedman - Milton Corshak
- Howard Mann - Lou Carlisle
- Victor Brandt - Mugger
- Louis Giambalvo - Warren Shippel
- Louis Giambalvo - Gerald Serrano
- Lyman Ward - Harv Jetter
- Lyman Ward - Len Macready
- Alice Hirson - Dorothy St. Clair
- Andrew Bloch - Edward Devoe
- Andrew Bloch - Vincent Brysom
- Bruce MacVittie - Gerald Clayton (as Bruce Mac Vittie)
- Bonnie Bartlett - Emily Loftis
- Bonnie Bartlett - Ellen Milford
- Pat McNamara - Burt Boskin
- Pat McNamara - Roland Kent
- Rebecca Holden - Wendy McWilliams
- Dana Gladstone - Arthur Frane
- Pierrino Mascarino - Joseph Banning
- Phillip Simms - Anthony Shapper (as Philip Simms)
- Warren Munson - James Seinbeck
- Warren Munson - John Norvis
- Harold J. Stone - Steven Haddad
- Harold J. Stone - Mr. Siegel
- Alice Backes - Miss Louise Shawcross
- Susan Peretz - Norma Griswold
- Phil Rubenstein - Roy Griswold
- Ann Morgan Guilbert - Ms. Swallock (as Ann Guilbert)
- Walter Olkewicz - William Krebs aka Bingo the Clown
- Walter Olkewicz - Walter Cushing
- Carol Eve Rossen - Sgt. Lake, Army (as Carol Rossen)
- Sarah Kennedy - Spec. Alice Grant, Army
- Trinidad Silva - Puente
- James Gallery - Neil Pomerantz
- James Gallery - Christopher Galt
- Zane Buzby - Linda
- James Murtaugh - Peace Corps Recruiter Vincent Bondell
- James Murtaugh - Joseph Saxon
- James Murtaugh - Ron Giles
- Paul Stolarsky - Joseph Kellog
- Dennis Lipscomb - Lawrence Pryne
- Susan Tolsky - Victoria Hoffline
- Susan Tolsky - Wendy Nelson
- Jed Mills - Edward Crenshaw
- Joanna Barnes - Miss Caroline Fitzjames
- Chao Li Chi - Victor Ling (as Chao-Li Chi)
- Peter Pan - Mr. Chao
- Nora Meerbaum - Miss Smith
- Phil Diskin - Gillis [Man in Jail Cell]
- Phil Diskin - Louis Beilin
- Alan Oppenheimer - William Deats
- Carina Afable - Perlita Avilar
- Barney Martin - Wendell R. Bergendahl
- Joe Mantell - Raymond Waymond
- Sharon Spelman - Cynthia Reese Barrow
- Ben Hammer - Harold Lipkin
- Robert Pastorelli - Edward Guthrie
- Mark Banks - James Long
- Panchito Gómez - Gilbert Pedrosa (as Panchito Gomez)
- Keith Langsdale - Mr. Dozier
- Pepe Serna - Julio Rodriguez
- Earl Boen - Warren Gimble
- F. William Parker - Wallace Lowell
- Meshach Taylor - Melvin Jackson
- Bob Colleary
- Danny Arnold
- Jeff Stein
- Tony Sheehan
- Noam Pitlik
- Frank Dungan
- Reinhold Weege
Naomi Stevens interpreta a Donna's Mother en la serie.
Abe Vigoda hace el papel de Det. Phil Fish.
George Murdock interpreta a Master Sgt. J.R. Reville en la serie.
Christopher Lloyd interpreta a Vincent Carew en la serie.
Jeffrey Tambor interpreta a William Klein en la serie.
Nehemiah Persoff hace el papel de Yacov Berger.
Angelina Estrada interpreta a Mrs. Trujillo en la serie.
Phil Leeds interpreta a Brent LaMear en la serie.
Jenny O'Hara interpreta a Sgt. Holly Scofield en la serie.
Leonard Stone interpreta a Sidney M. Botnik en la serie.
Capítulo disponible en las siguientes plataformas: