Arnold StangTop Cat (voice) Maurice GosfieldBenny the Ball (voice) Leo De LyonBrain / Spook (voice) Marvin KaplanChoo Choo (voice) John StephensonFancy-Fancy (voice) Allen JenkinsOfficer Dibble (voice) Lars ThiesgaardTop Cat (voice) Paul HüttelChoo Choo / Brain (voice) Kjeld NørgaardPolitibetjent Charlie Dibble (voice) Bea BenaderetJulie / Mom (voice) Don MessickBeau / Narrator / Baseball Announcer / J.C. Crowflies Jean Vander PylMiss Lola Glamour (voice) Herb VigranSpace Shuttle Doctor (voice) William HannaRegista / Sceneggiatore / Produttore Joseph BarberaRegista / Sceneggiatore / Produttore Barry BlitzerSceneggiatore Harvey BullockSceneggiatore Alan DinehartProduttore Associato Hoyt CurtinMusic Director Howard HansonProduction Supervisor Charles August NicholsAnimation Director 
