Wendie Malick

as Beautiful Gorgeous (voice)

Charlie Adler

as Junkman (voice)

Kevin Michael Richardson

as Tee (voice)

Billy West

as Sam Melnick / Man (voice)

Tim Curry

as Professor Calamitous (voice)

Jeff Bennett

as Travoltron/Barbarino (voice)

Edie McClurg

as Grandma Taters (voice)