Ηθοποιοί επεισοδίου
Stuart PankinEarl Sinclair (voice)
Jessica WalterFran Sinclair (voice)
★
Jason WillingerRobbie Sinclair (voice)
Sally StruthersCharlene Sinclair (voice)
Kevin ClashBaby Sinclair (voice)
★
Michelan SistiAdditional Dinosaur Performer / Cavepeople
Harold GouldDinosaur Chief (voice)
Richard PortnowMel Luster (voice)
Florence StanleyGrandma Ethyl Phillips (voice)
Sam McMurrayRoy Hess (voice)
Sherman HemsleyB.P. Richfield (voice)