- Alfred Molina - Professor Knight (voice)
- Tyler Labine - Greek Council VP (voice)
- Bobby Moynihan - Chet (voice)
- Julia Sweeney - Ms. Squibbles (voice)
- Beth Behrs - PNK Carrie (voice)
- Bob Peterson - Roz (voice)
- John Ratzenberger - Yeti (voice)
- Lori Alan - Additional Voices (voice)
- Carlos Alazraqui - Additional Voices (voice)
- Jack Angel - Additional Voices (voice)
- Bob Bergen - Additional Voices (voice)
- Gregg Berger - Additional Voices (voice)
- Rodger Bumpass - Additional Voices (voice)
- Neil Campbell - Additional Voices (voice)
- Patrick Carlyle - Additional Voices (voice)
- Sean Conroy - Additional Voices (voice)
- John Cygan - Additional Voices (voice)
- Greg Dykstra - Additional Voices (voice)
- Paul Eiding - Additional Voices (voice)
- Bill Farmer - Additional Voices (voice)
- Keith Ferguson - Additional Voices (voice)
- Andy Fischer-Price - Additional Voices (voice)
- Donald Fullilove - Additional Voices (voice)
- Teresa Ganzel - Additional Voices (voice)
- Daniel Gerson - Additional Voices (voice)
- Jess Harnell - Additional Voices (voice)
- Brandon Johnson - Additional Voices (voice)
- John Kassir - Additional Voices (voice)
- Elissa Knight - Additional Voices (voice)
- Dawnn Lewis - Additional Voices (voice)
- Sherry Lynn - Additional Voices (voice)
- Danny Mann - Additional Voices (voice)
- Jason Marsden - Additional Voices (voice)
- Mickie McGowan - Additional Voices (voice)
- Allan McLeod - Additional Voices (voice)
- Alec Medlock - Additional Voices (voice)
- Matthew Mercer - Additional Voices (voice)
- Pam Murphy - Additional Voices (voice)
- David Neher - Additional Voices (voice)
- Laraine Newman - Additional Voices (voice)
- Colleen O'Shaughnessey - Additional Voices (voice)
- Bret Parker - Additional Voices (voice)
- Donovan Patton - Additional Voices (voice)
- Dannah Feinglass Phirman - Additional Voices (voice)
- Jeff Pidgeon - Additional Voices (voice)
- Cristina Pucelli - Additional Voices (voice)
- Jan Rabson - Additional Voices (voice)
- Patrick Seitz - Additional Voices (voice)
- Betsy Sodaro - Additional Voices (voice)
- Joel Spence - Additional Voices (voice)
- Mindy Sterling - Additional Voices (voice)
- David Theune - Additional Voices (voice)
- Marcia Wallace - Additional Voices (voice)
- Jim Ward - Additional Voices (voice)
- Colette Whitaker - Additional Voices (voice)
- April Winchell - Additional Voices (voice)
- Ava Acres - Additional Children's Voices (voice)
- Isabella Acres - Additional Children's Voices (voice)
- Jack Bright - Additional Children's Voices (voice)
- Tyree Brown - Additional Children's Voices (voice)
- Mason Cook - Additional Children's Voices (voice)
- Makenna Cowgill - Additional Children's Voices (voice)
- Ethan Louis Samuels DiSalvio - Additional Children's Voices (voice)
- Clayton Drier - Additional Children's Voices (voice)
- Montse Hernandez - Additional Children's Voices (voice)
- Madison Rothschild - Additional Children's Voices (voice)
- Raymond Ochoa - Additional Children's Voices (voice)
- Davin Ransom - Additional Children's Voices (voice)
- Kristen Li - Additional Children's Voices (voice)
- Joseph John Schirle - Additional Children's Voices (voice)
- Aramé Scott - Additional Children's Voices (voice)
- Kelsey Mann
- Dan Scanlon
- Amanda Deering Jones
- Daniel Gerson
- Robert L. Baird
- Louis Gonzales
- Doc Kane
- Kelsey Mann
- Dan Scanlon
- Andrew Stanton
- Lee Unkrich
- John Lasseter
- Kori Rae
- Pete Docter
- Kevin Reher
- Randy Newman
- E.J. Holowicki
- Michael Silvers
- Dennie Thorpe
- Jana Vance
- Bruno Coon
Billy Crystal interpreta a Mike (voice) en la película.
John Goodman hace el papel de Sullivan (voice).
Steve Buscemi interpreta a Randy (voice) en la película.
Helen Mirren hace el papel de Dean Hardscrabble (voice).
Peter Sohn interpreta a Squishy (voice) en la película.
Joel Murray interpreta a Don (voice) en la película.
Sean Hayes interpreta a Terri (voice) en la película.
Dave Foley interpreta a Terry (voice) en la película.
Charlie Day interpreta a Art (voice) en la película.
Alfred Molina interpreta a Professor Knight (voice) en la película.
Tyler Labine interpreta a Greek Council VP (voice) en la película.
Nathan Fillion interpreta a Johnny (voice) en la película.
Aubrey Plaza interpreta a Greek Council President (voice) en la película.
Bobby Moynihan hace el papel de Chet (voice).
Noah Johnston interpreta a Young Mike (voice) en la película.
Julia Sweeney interpreta a Ms. Squibbles (voice) en la película.
Bonnie Hunt interpreta a Mrs. Graves (voice) en la película.
John Krasinski interpreta a Frank McCay (voice) en la película.
Bill Hader interpreta a Referee / Slug (voice) en la película.
Beth Behrs interpreta a PNK Carrie (voice) en la película.
Bob Peterson interpreta a Roz (voice) en la película.
John Ratzenberger interpreta a Yeti (voice) en la película.
Lori Alan hace el papel de Additional Voices (voice).
Carlos Alazraqui hace el papel de Additional Voices (voice).
Jack Angel interpreta a Additional Voices (voice) en la película.
Bob Bergen hace el papel de Additional Voices (voice).
Gregg Berger interpreta a Additional Voices (voice) en la película.
Rodger Bumpass hace el papel de Additional Voices (voice).
Neil Campbell interpreta a Additional Voices (voice) en la película.
Patrick Carlyle hace el papel de Additional Voices (voice).
Sean Conroy interpreta a Additional Voices (voice) en la película.
John Cygan hace el papel de Additional Voices (voice).
Greg Dykstra interpreta a Additional Voices (voice) en la película.
Paul Eiding interpreta a Additional Voices (voice) en la película.
Jessica Evans interpreta a Additional Voices (voice) en la película.
Bill Farmer interpreta a Additional Voices (voice) en la película.
Keith Ferguson hace el papel de Additional Voices (voice).
Andy Fischer-Price interpreta a Additional Voices (voice) en la película.
Donald Fullilove interpreta a Additional Voices (voice) en la película.
Teresa Ganzel interpreta a Additional Voices (voice) en la película.
Daniel Gerson interpreta a Additional Voices (voice) en la película.
Mike Hanford interpreta a Additional Voices (voice) en la película.
Jess Harnell interpreta a Additional Voices (voice) en la película.
Brandon Johnson hace el papel de Additional Voices (voice).
John Kassir interpreta a Additional Voices (voice) en la película.
Elissa Knight interpreta a Additional Voices (voice) en la película.
Lindsay Lefler interpreta a Additional Voices (voice) en la película.
Dawnn Lewis interpreta a Additional Voices (voice) en la película.
Sherry Lynn interpreta a Additional Voices (voice) en la película.
Danny Mann interpreta a Additional Voices (voice) en la película.
Jason Marsden hace el papel de Additional Voices (voice).
Mona Marshall interpreta a Additional Voices (voice) en la película.
Tricia McAlpin interpreta a Additional Voices (voice) en la película.
Mickie McGowan interpreta a Additional Voices (voice) en la película.
Allan McLeod interpreta a Additional Voices (voice) en la película.
Alec Medlock interpreta a Additional Voices (voice) en la película.
Matthew Mercer interpreta a Additional Voices (voice) en la película.
Pam Murphy interpreta a Additional Voices (voice) en la película.
David Neher hace el papel de Additional Voices (voice).
Laraine Newman hace el papel de Additional Voices (voice).
Colleen O'Shaughnessey hace el papel de Additional Voices (voice).
Bret Parker hace el papel de Additional Voices (voice).
Donovan Patton hace el papel de Additional Voices (voice).
Dannah Feinglass Phirman hace el papel de Additional Voices (voice).
Jeff Pidgeon interpreta a Additional Voices (voice) en la película.
Cristina Pucelli interpreta a Additional Voices (voice) en la película.
Jan Rabson interpreta a Additional Voices (voice) en la película.
Dan Scanlon interpreta a Additional Voices (voice) en la película.
Patrick Seitz interpreta a Additional Voices (voice) en la película.
Betsy Sodaro interpreta a Additional Voices (voice) en la película.
Joel Spence interpreta a Additional Voices (voice) en la película.
Mindy Sterling interpreta a Additional Voices (voice) en la película.
Tara Strong hace el papel de Additional Voices (voice).
David Theune interpreta a Additional Voices (voice) en la película.
Marcia Wallace interpreta a Additional Voices (voice) en la película.
Jim Ward interpreta a Additional Voices (voice) en la película.
Colette Whitaker interpreta a Additional Voices (voice) en la película.
April Winchell hace el papel de Additional Voices (voice).
Ava Acres interpreta a Additional Children's Voices (voice) en la película.
Isabella Acres interpreta a Additional Children's Voices (voice) en la película.
Casey Barden interpreta a Additional Children's Voices (voice) en la película.
Ileanna Bravos interpreta a Additional Children's Voices (voice) en la película.
Jack Bright interpreta a Additional Children's Voices (voice) en la película.
Tyree Brown interpreta a Additional Children's Voices (voice) en la película.
Mason Cook interpreta a Additional Children's Voices (voice) en la película.
Makenna Cowgill interpreta a Additional Children's Voices (voice) en la película.
Natalie Jane Dang interpreta a Additional Children's Voices (voice) en la película.
Gage Davenport hace el papel de Additional Children's Voices (voice).
Ethan Louis Samuels DiSalvio interpreta a Additional Children's Voices (voice) en la película.
Clayton Drier hace el papel de Additional Children's Voices (voice).
Tyler Ganus hace el papel de Additional Children's Voices (voice).
Faith Goblirsch hace el papel de Additional Children's Voices (voice).
Montse Hernandez interpreta a Additional Children's Voices (voice) en la película.
Calum John hace el papel de Additional Children's Voices (voice).
Brooke Klinger interpreta a Additional Children's Voices (voice) en la película.
Gia Michailidis hace el papel de Additional Children's Voices (voice).
Nikolas Michailidis interpreta a Additional Children's Voices (voice) en la película.
Madison Rothschild interpreta a Additional Children's Voices (voice) en la película.
Raymond Ochoa interpreta a Additional Children's Voices (voice) en la película.
Marley Pearson interpreta a Additional Children's Voices (voice) en la película.
Alexis Poindexter interpreta a Additional Children's Voices (voice) en la película.
Davin Ransom interpreta a Additional Children's Voices (voice) en la película.
Samantha Sadoff hace el papel de Additional Children's Voices (voice).
Kristen Li interpreta a Additional Children's Voices (voice) en la película.
Joseph John Schirle interpreta a Additional Children's Voices (voice) en la película.
Aramé Scott interpreta a Additional Children's Voices (voice) en la película.
Erica Teeple interpreta a Additional Children's Voices (voice) en la película.
Khiara Symone Threets hace el papel de Additional Children's Voices (voice).
Manuel Neuer hace el papel de Frank McCay (German voice).
Capítulo disponible en las siguientes plataformas:
