Monsters, Inc.— Full Cast

John Goodman

as Sullivan (voice)

Billy Crystal

as Mike (voice)

Mary Gibbs

as Boo (voice)

Steve Buscemi

as Randall (voice)

James Coburn

as Waternoose (voice)

Jennifer Tilly

as Celia (voice)

Bob Peterson

as Roz (voice)

John Ratzenberger

as Yeti (voice)

Frank Oz

as Jeff Fungus (voice)

Daniel Gerson

as Needleman / Smitty (voice)

Steve Susskind

as Floor Manager (voice)

Bonnie Hunt

as Flint (voice)

Jeff Pidgeon

as Bile (voice)

Samuel Lord Black

as George (voice)

Jack Angel

as Additional Voices (voice)