John Goodman Sullivan (voice)
Jennifer Tilly Celia (voice)
Steve Buscemi Randall (voice)
Billy Crystal Mike (voice)
James Coburn Waternoose (voice)
Bonnie Hunt Flint (voice)
Wallace Shawn Rex (voice) (uncredited)
Frank Oz Jeff Fungus (voice)
Bob Bergen Additional Voices (voice)
Bob Peterson Additional Writing, Roz (voice), Story Supervisor, Script Supervisor
John Lasseter Executive Producer
Paul Eiding Additional Voices (voice)
Andrew Stanton Screenplay, Executive Producer
John Ratzenberger Yeti (voice)
Pete Docter Original Story, Additional Voices (voice), Director
Lou Romano Visual Development
Kay Panabaker Additional Voices (voice)
Kyle Balda Animation
Phil Proctor Additional Voices (voice)
Rodger Bumpass Additional Voices (voice)
Laraine Newman Additional Voices (voice)
Bill Farmer Additional Voices (voice)
David Silverman Additional Writing, Additional Voices (voice), Co-Director
Teresa Ganzel Additional Voices (voice)
Mary Gibbs Boo (voice)
Rhett Reese Additional Writing
Jack Angel Additional Voices (voice)
Marc John Jefferies Additional Voices (voice)
Lee Unkrich Co-Director, Additional Voices (voice), Additional Editing
Joe Ranft Additional Writing, Additional Voices (voice)
Harley Jessup Production Design
Mona Marshall Additional Voices (voice)
Gino Conforti Additional Voices (voice)
Gary Rydstrom Sound Re-Recording Mixer, Sound Designer
Randy Newman Music Producer, Original Music Composer, Songs
Jeff Pidgeon Original Story, Bile (voice)
Mickie McGowan Additional Voices (voice), ADR Voice Casting
Tom Boyd Musician
Danny Mann Additional Voices (voice)
Jennifer Darling Additional Voices (voice)
Daniel Gerson Needleman / Smitty (voice), Screenplay
Jan Rabson Additional Voices (voice)
Chris Vallance Assistant Editor
Angus MacLane Animation
Jill Culton Visual Development, Original Story
Bret Parker Animation, Additional Voices (voice)
Louis Gonzales Layout
Alan Barillaro Animation
Pat Fraley Additional Voices (voice)
Sherry Lynn Additional Voices (voice)
Peter de Sève Visual Development
Derek Casari Sound Engineer, ADR Engineer
Terry Claborn Color Timer
Gary Summers Sound Re-Recording Mixer
Jimmy Hayward Animation
Shannon Mills Sound Effects Editor
James Thatcher Musician
Michael Silvers Supervising Sound Editor
Jeremy Lasky Layout
George Doering Musician
Jana Vance Foley
Adam Paloian Art Direction
Patti Deutsch Additional Voices (voice)
Mary Hidalgo Casting
Jerome Ranft Sculptor
Juan Peralta Sound Mix Technician
Ricardo Curtis Animation
Ruth Lambert Casting
Noah Luke Additional Voices (voice)
Nico Marlet Visual Development
Ashley Edner Additional Voices (voice)
Peter Nash Animation