- Aisha Tyler - Lana Kane (voice)
- Aisha Tyler - Princess Lanaluakalani (voice)
- Lucky Yates - Dr. Krieger (voice)
- Lucky Yates - Crackers (voice)
- Lucky Yates - Aaron Leibowitz (voice)
- Adam Reed - Ray Gillette (voice)
- Dave Willis - Barry Dillon (voice)
- Dave Willis - Barry 6 (voice)
- Dave Willis - Barry Dillon / Other Barry (voice)
- George Coe - Woodhouse (voice)
- Clarke Peters - Popeye (voice)
- Mike Schatz - Remy (voice)
- Joan Van Ark - Ruth (voice)
- Kari Wahlgren - Anka Schlotz (voice)
- Darren Criss - Mikey / Tommy (voice)
- Charles Napier - Dr. Speltz (voice)
- Kenny Loggins - Kenny Loggins (voice)
- Christian Slater - Slater (voice)
- Fred Armisen - Gustavo Calderón (voice)
- Lauren Cohan - Juliana (voice)
- Gary Cole - Special Agent Hawley (voice)
- Allison Tolman - Edie Poovey (voice)
- Maggie Wheeler - Trinette (voice)
- Maggie Wheeler - Receptionist (voice)
- Jeffrey Tambor - Len Trexler (voice)
- Jeffrey Tambor - Torvald Utne (voice)
- Bryan Cranston - Commander Tony Drake (voice)
- CCH Pounder - Claudette Kane (voice)
- Wendell Pierce - Verl (voice)
- Coby Bell - Conway Stern (voice)
- Coby Bell - Conway Stern
- Wyatt Cenac - Cliff (voice)
- Matt Berry - Mr. Deadly (voice)
- Jillian Bell - Glenda Price (voice)
- Keith David - Lemuel Kane (voice)
- Nika Futterman - (voice)
- Nika Futterman - Dr. Gertrude Rilsa (voice)
- Nika Futterman - Sia (voice)
- Nika Futterman - Barbie Zissner (voice)
- Nika Futterman - Brigitte (voice)
- Bowen Yang - (voice)
- D'Arcy Carden - Hands (voice)
- Simon Pegg - Aleister (voice)
- Jamie Lee Curtis - Peregrine Bruchstein (voice)
- Eugene Mirman - Cecil Vandertunt (voice)
- Eugene Mirman - Cecil Tunt (voice)
- Nicole Byer - Gabrielle (voice)
- Kyle Chapple - Gray (voice)
- Rachael Harris - Rona Thorne (voice)
- Jon Hamm - Captain Murphy (voice)
- Kristen Schaal - Tiffy (voice)
- Kat Cressida - Uta (voice)
- Aasif Mandvi - Cornelius Varma (voice)
- Thomas Lennon - Charles (voice)
- Harvey Guillén - Alton (voice)
- Natasha Rothwell - Kaya (voice)
- Anniwaa Buachie - Neva (voice)
- Bruce Campbell - McGinley (voice)
- Karen Fukuhara - Reiko (voice)
- Emmett Hughes - William Radken (voice)
- Keegan-Michael Key - Detective Rimshot (voice)
- Keegan-Michael Key - Floyd (voice)
- Timothy Olyphant - Lucas Troy (voice)
- John Roberts - Linda (voice)
- Paula Malcomson - Janelle (voice)
- Kayvan Novak - Fabian Kingsworth (voice)
- Kayvan Novak - Rex (voice)
- Jack McBrayer - Randy Gillette (voice)
- Michael Rooker - Sheriff E. Z. Ponder (voice)
- Stephen Tobolowsky - Robert (voice)
- Pamela Adlon - Sandra (voice)
- Peter Newman - Maj. Nikolai Jackov (voice)
- Peter Newman - (voice)
- Eric André - Jeremy / The Professor (voice)
- Shohreh Aghdashloo - Clandesti-con Event Presenter (voice)
- Dave Fennoy - Commander Kellogg (voice)
- Dave Fennoy - George (voice)
- Kenan Thompson - The Broker (voice)
- René Auberjonois - Mannfred (voice)
- René Auberjonois - Cardinal Giancarlo Morelli (voice)
- Kimberly Woods - AJ (voice)
- Alison Pill - Alessia (voice)
- Missi Pyle - Dr. Malory Lacania (voice)
- Bonita Hamilton - Susan (voice)
- John Early - Wally (voice)
- Kate Berlant - FBI Agent (voice)
- Anthony Bourdain - Lance Casteau (voice)
- Kylen Deporter - Trevor (voice)
- Hannah Aslesen - Carlotta (voice)
- Ona Grauer - Katya Kazanova (voice)
- Ona Grauer - 'Veronica Deane' (voice)
- Rob Huebel - Patrick "Crash" McCaren (voice)
- Burt Reynolds - Burt Reynolds (voice)
- George Takei - Mr. Moto (voice)
- Neal Holman - Brett Buckley (voice)
- Neal Holman - (voice)
- Neal Holman - Kidnapper (voice)
- Lloyd Sherr - Detective Murphy (voice)
- Lloyd Sherr - Paddy (voice)
- John O'Hurley - Ellis Crane (voice)
- J.K. Simmons - Detective (voice)
- Patton Oswalt - Alan Shapiro (voice)
- Shelly Desai - Crenshaw (voice)
- Keith Szarabajka - Crenshaw (voice)
- Audrey Wasilewski - Elke Hubsch (voice)
- Ron Perlman - Ramon Limon (voice)
- Robert Ben Garant - Rudi (voice)
- Rafael Ferrer - Spirodon Skorpio (voice)
- David Anthony Pizzuto - Lt. Klauss Kraus / Baccarat Dealer (voice)
- Ron Leibman - Ron Cadillac (voice)
- Ron Leibman - Ron Cadillac (archive sound) (uncredited)
- Patrick Warburton - Rip Riley (voice)
- Chad Stahelski - (voice)
- Tiga Koppes - (voice)
- Robb Pruitt - Joshua Gray (voice)
- Roy McCrerey - Young Woodhouse / Thistleton (voice)
- Enn Reitel - (voice)
- Zach Villa - Bishop (voice)
- Arcade Riley - (voice)
- Casey Willis - (voice)
- Lauren B. Martin - Rita / Peggy (voice)
- Flula Borg - Ziegler (voice)
- Flula Borg - Gerswan Ramschluss (voice)
- Craig Ferguson - Grand Prix Announcer (voice)
- Cedric Pendleton - (voice)
- Randy Havens - Mr. Rompers (voice)
- Randy Havens - (voice)
- Peter Serafinowicz - George Spelvin (voice)
- Peter Serafinowicz - Cut-Rate James Mason / Turkman Leader / Archer's Father (voice)
- Peter Serafinowicz - Benoit (voice)
- David Cross - Noah (voice)
- Gabriel Romero - Soldier (voice)
- Gabriel Romero - (voice)
- Gabriel Romero - Ocho (voice)
- Joaquim de Almeida - Román Calzado (voice)
- Robb Wells - Kenny Bilko (voice)
- Mike Smith - Mountie / Terrorist (voice)
- John Paul Tremblay - Mountie / Terrorist (voice)
- Brett Butler - Trish (voice)
- Tom Kane - (voice)
- Tom Kane - Woodhouse (voice)
- Tom Kane - Hans Hessler (voice)
- Steve Cirbus - (voice)
- Andrew Donnelly - Rodney (voice)
- Edward Hastings - (voice)
- Dayton Callie - Veterinarian (voice)
- Carla Jimenez - Mercedes Moreno (voice)
- Nick Searcy - Border Patrol (voice)
- Stephen Stanton - Capt. Lammers / Newsreel Announcer (voice)
- Stephen Stanton - Eckerd (voice)
- Hoon Lee - (voice)
- Omid Abtahi - (voice)
- Blake Perlman - La Madrina (voice)
- Matt Thompson - (voice)
- Carlos Alazraqui - (voice)
- Carlos Alazraqui - Secretary General Hernandez (voice)
- Carlos Alazraqui - Mover (voice)
- Carlos Alazraqui - Guard (voice)
- Carlos Alazraqui - Mario Sevino (voice)
- Carlos Alazraqui - Mechanic / Soldiers (voice)
- Clancy Brown - Ricky (voice)
- Jessy Lynn Martens - Cherlene (singing voice)
- Armando Valdes-Kennedy - (voice)
- Togo Igawa - Kintaru Sato (voice)
- Rina Hoshino - Hatsumi (voice)
- Rina Hoshino - Michiko (voice)
- Roxana Ortega - Nina (voice)
- Roxana Ortega - President Lucero (voice)
- Larry Murphy - Frank (voice)
- Larry Murphy - (voice)
- Fred Tatasciore - (voice)
- Fred Tatasciore - Pavlo (voice)
- Fred Tatasciore - Donald Zissner (voice)
- Fred Tatasciore - Big Tony (voice)
- Kumail Nanjiani - Farooq Ashkani (voice)
- HeadKrack - Darryl (voice)
- Cas Anvar - (voice)
- Sammy Sheik - Prince Fawad Fawaz (voice)
- Necar Zadegan - Yasmin Fawaz (voice)
- Justin Edwards - Bardsley (voice)
- Jason Hughes - Dafydd (voice)
- Matthew Rhys - Lloyd Llewellyn (voice)
- Carrie Brownstein - Dr. Sklodowska (voice)
- Michael Gray - TV's Michael Gray (voice)
- Bryan Kopta - Special Agent McPherson (voice)
- Mary McDonald-Lewis - Veronica Deane (voice)
- W. Earl Brown - Head Biker (voice)
- Jon Glaser - Whitney (voice)
- Joe Hanna - Truck Driver (voice)
- Vanessa Marshall - (voice)
- Tiffany Morgan - News Anchor (voice)
- Tiffany Morgan - Flight Attendant (voice)
- Tiffany Morgan - Trevor's Mom (voice)
- Tiffany Morgan - Maddox (voice)
- Tiffany Morgan - Susan (voice)
- Tiffany Morgan - (voice)
- Tiffany Morgan - Brenda (voice)
- David Boat - (voice)
- David Boat - Eckerd (voice)
- Jon Daly - Whitney Stratton IV (voice)
- Jon Daly - Ivy (voice)
- Vernee Watson-Johnson - Cop (voice)
- April Hong - English Speaking Chinese Woman (voice)
- Peter Renaday - (voice)
- Sylvianne Chebance - (voice)
- Piotr Michael - (voice)
- Eugene Cordero - Manu (voice)
- Hans Schoeber - German Soldiers (voice)
- Hans Schoeber - (voice)
- Hans Schoeber - German Soldier (voice)
- Kelly Hu - Queen (voice)
- Keone Young - (voice)
- Keone Young - King (voice)
- Keone Young - Cannibal Chief (voice)
- Sam Richardson - Bort (voice)
- Marcus Rosentrater - (voice)
- Jon Curry - (voice)
- Chad Hurd - (voice)
- Brian T. Delaney - Kyle (voice)
- Cristian Popa - Moldovan Man (voice)
- Candice Renee - (voice)
- Andrew Morgado - Janco (voice)
- Andrew Morgado - Dmitri / Ivan (voice)
- Paul Nakauchi - Hiroshi (voice)
- Paul Nakauchi - (voice)
- Gary Anthony Williams - (voice)
- Gary Anthony Williams - IIA Assassin (voice)
- Gary Anthony Williams - Judge (voice)
- Gabriel Oliva - Kurt (voice)
- Gabriel Oliva - (voice)
- Gabriel Oliva - Soldiers (voice)
- Gabriel Oliva - Dr. Zola (voice)
- Gabriel Oliva - Chef / Waiter (voice)
- Gabriel Oliva - Assassin (voice)
- Suzy Nakamura - Doctor Spencer (voice)
- Suzy Nakamura - Ikari (voice)
- Lennie James - Ibadan Peters (voice)
- Ricardo Mamood-Vega - Rodrigo / Miguel (voice)
- Arturo Castro - El Cambiante (voice)
- John Hodgman - Gary (voice)
- Adam Reed
- J.G. Thirlwell
Missi Pyle interpreta a Dr. Malory Lacania (voice) en la serie.
Stephen Tobolowsky interpreta a Robert (voice) en la serie.
Thomas Lennon interpreta a Charles (voice) en la serie.
Ron Perlman interpreta a Ramon Limon (voice) en la serie.
Jeffrey Tambor interpreta a Len Trexler (voice) en la serie.
Lennie James hace el papel de Ibadan Peters (voice).
Kayvan Novak interpreta a Fabian Kingsworth (voice) en la serie.
Christian Slater interpreta a Slater (voice) en la serie.
David Cross interpreta a Noah (voice) en la serie.
George Takei interpreta a Mr. Moto (voice) en la serie.
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