John GoodmanSullivan (voice)
Billy CrystalMike (voice)
Steve BuscemiRandall (voice)
James CoburnWaternoose (voice)
Jennifer TillyCelia (voice)
John RatzenbergerYeti (voice)
Frank OzJeff Fungus (voice)
Daniel GersonNeedleman / Smitty (voice)
Steve SusskindFloor Manager (voice)
Samuel Lord BlackGeorge (voice)
Jack AngelAdditional Voices (voice)
Bob BergenAdditional Voices (voice)
Rodger BumpassAdditional Voices (voice)
Gino ConfortiAdditional Voices (voice)
Jennifer DarlingAdditional Voices (voice)
Patti DeutschAdditional Voices (voice)
Pete DocterAdditional Voices (voice)
Bobby EdnerAdditional Voices (voice)
Ashley EdnerAdditional Voices (voice)
Katie ScarlettAdditional Voices (voice)
Paul EidingAdditional Voices (voice)
Bill FarmerAdditional Voices (voice)
Keegan FarrellAdditional Voices (voice)
Pat FraleyAdditional Voices (voice)
Teresa GanzelAdditional Voices (voice)
Taylor GifaldiAdditional Voices (voice)
Marc John JefferiesAdditional Voices (voice)
Joe LalaAdditional Voices (voice)
Noah LukeAdditional Voices (voice)
Sherry LynnAdditional Voices (voice)
Danny MannAdditional Voices (voice)
Mona MarshallAdditional Voices (voice)
Mickie McGowanAdditional Voices (voice)
Laraine NewmanAdditional Voices (voice)
Kay PanabakerAdditional Voices (voice)
Bret ParkerAdditional Voices (voice)
Phil ProctorAdditional Voices (voice)
Josh QualtieriAdditional Voices (voice)
Guido QuaroniAdditional Voices (voice)
Jan RabsonAdditional Voices (voice)
Lisa RaggioAdditional Voices (voice)
Joe RanftAdditional Voices (voice)
Sophia RanftAdditional Voices (voice)
Katherine RinggoldAdditional Voices (voice)
Bob ScottAdditional Voices (voice)
David SilvermanAdditional Voices (voice)
Jim ThorntonAdditional Voices (voice)
Lee UnkrichAdditional Voices (voice)
Wallace ShawnRex (voice) (uncredited)
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