Shad
Gelt
Sador
Cowboy
Nanelia
St. Exmin
Dr. Hephaestus
Cayman
Nestor 1
Nestor 2 (as John Gowens)
Quopeg
Kelvin (as Larry Meyers)
Kelvin
Nell (voice)
Zed
Lux
Mol
Fen
Pok
Dab
Gar (as Terrence McNally)
Min
Saunders: Dr. Hephaestus' Staff
Talking Android: Dr. Hephaestus' Staff
Dako: Malmori
Yago: Malmori (as Dick Davalos)
Tembo: Malmori
Kalo: Malmori (as Robert Reece)
Wok (uncredited)
Pez (uncredited)
Askew (uncredited)
Alien Extra (uncredited)
Stretcher Bearer (uncredited)
Lettress (uncredited)
Kintwarna (uncredited)
Cush (uncredited)
Singing Android (uncredited)