Stuart PankinEarl Sinclair (voice) Jessica WalterFran Sinclair (voice) Jason WillingerRobbie Sinclair (voice) Sally StruthersCharlene Sinclair (voice) Kevin ClashBaby Sinclair (voice) Sam McMurrayRoy Hess (voice) Florence StanleyGrandma Ethyl Phillips (voice) Sherman HemsleyB.P. Richfield (voice) Suzie PlaksonMonica Devertebrae (voice) Allan TrautmanMr. Pulman (voice) Michael McKeanPolice Chief Parish (voice) Christopher MeloniSpike (voice) Jessica LundyMindy (voice) Jason AlexanderThe Job Wizard (voice) Tim CurryChief Elder (voice) Michael DornWeSaySoCorp Announcer (voice) Kirk R. ThatcherTimmy (voice) / 脚本 Gary OwensNarrator (voice) Chuck VareskoUSO Stage Manager (voice) Julianne BuescherCaroline Foxworth (voice) Michelan SistiAdditional Dinosaur Performer / Cavepeople Robert PicardoMuse (voice) Brian HensonArthur Rizzic (voice) / 監督 / プロデューサー Richard PortnowMel Luster (voice) Paxton WhiteheadSir David Tushingham John GloverLucius (voice) Steve WhitmireWoody (voice) Michael EarlRefrigerator Monster (voice) Bruce LanoilFrancois Jean-Marie Poupon (voice) Joe FlahertyChief Elder (voice) Glenn ShadixMonster (voice) Joyce KurtzBrigitte (voice) Steve LandesbergGary (voice) Julia Louis-DreyfusHeather Worthington (voice) Ken Hudson CampbellCrazy Lou (voice) Jeffrey TamborHank Hibler (voice) Dan CastellanetaZabar (voice) Stephen CaffreyScabby (voice) Harold GouldDinosaur Chief (voice) Sally KellermanPteranodon (voice) Harry ShearerNarrator (voice) Perry AnzilottiChang Chang Julie MaddalenaCaveman's Wife Peter BonerzInsurance Agent (voice) Steven BanksFolk Singer (voice) Tim DoyleGeneral Chow (voice) / Teleplay Mimi KennedyGlenda Molehill (voice) Jack L. HarrellMr. Harold Heffer (voice) David LeisureMr. Teddy Wolfe (voice) Heather McPhaulCaller (voice) Tony ShalhoubJerry Valentine (voice) John VernonMr. Ashland (voice) William SchallertWesayso Scientist (voice) Edie McClurgShopper (voice) Buddy HackettLouie (voice) George GaynesElder in Chief (voice) Fred TravalenaBob Hack (voice) Jason BernardEdward R. Hero (voice) Michael RichardsDirector (voice) Richard SimmonsRichard Simmons Dinosaur (voice) Kate McGregor-StewartNeighbor No. 3 (voice) Charles KimbroughDr. Ficus (voice) Wendie Jo SperberWendy Richfield (voice) Pat Crawford BrownStenographer (voice) Elizabeth CollinsLeeza (voice) Julius CarryMudbelly (voice) Jon PolitoTy Warner (voice) Conchata FerrellShelly (voice) David WarnerSpirit of the Tree (voice) Susan NorfleetPearl Sinclair (voice) Ed AsnerEvil Georgie (voice) Ernie AndersonAnnouncer (voice) (uncredited) Eileen DunnMiss Honeywell Jeff McCracken監督 / プロデューサー Brian HensonArthur Rizzic (voice) / 監督 / プロデューサー Kirk R. ThatcherTimmy (voice) / 脚本 Michael Jacobsエグゼクティブプロデューサー John C. MulaProduction Design Brian SavegarSet Decoration Kevin PfeifferArt Direction Robert E. CollinsDirector Of Photography Tim DoyleGeneral Chow (voice) / Teleplay 
