William Ostrander
Taro / Larn (voice)
Elizabeth Lloyd Shaw
Roleil
Greg Wayne Elam
Pako (as Greg Elam)
Jimmy Bridges
Subhuman (as James Bridges)
Michael Kelloff
Subhuman (as Michael Kellogg)
Susan Tyrrell
Juliana (voice)
Maggie Roswell
Teegra (voice)
Stephen Mendel
Nekron (voice)
Clare Torao
Tutor (voice) (as Clare Nono)
Hans Howes
Defender Captain (voice)
Ray Oliver
Subhuman (voice)
Nathan Purdee
Subhuman (voice)
Candy Candido
Sub-humans (voice) (uncredited)
Holly Frazetta
Subhuman Priestess (uncredited)
Emma Samms
Princess Teegra performance model (uncredited)