Michael WinslowPlutem (voice) Darryl HickmanKid Comet (voice) Frank WelkerCosmo / Blip (voice) Michael BellSpace Ace (voice) Lennie WeinribDipper (voice) Don MessickAstro / Gloop / Gleep (voice) Gary OwensSpace Ghost (voice) Alexandra StewartJan (voice) Virginia GreggTara (voice) Steve J. SpearsJace (voice) Sparky MarcusDorno (voice) Mike RoadZandor / Tundro / Zok / ... (voice) Casey KasemAnnouncer (voice) David RaynrMoleculad (voice) Keene CurtisNarrator (voice) Stanley Ralph RossAdditional Voices (voice) Chuck McCannAdditional Voices (voice) Richard ErdmanAdditional Voices (voice) John StephensonAdditional Voices (voice) 
