The Spaceling Brothers Circus has been abducted by the Cosmic Clown. Space Ace and the Space Mutts follow him to Galaxy Q-2 to get it back and defeat Cosmic Clown.
Where to Watch The Greatest Show Off Earth
Cast of The Greatest Show Off Earth
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)
B.J. WardElektra (voice)
Alexandra StewartJan (voice)
Virginia GreggTara (voice)
Steve J. SpearsJace (voice)
Sparky MarcusDorno (voice)
Mike RoadZandor / Tundro / Zok / ... (voice)
Allan LurieUglor (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)
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