John Koenig
Helena Russell
Alan Carter
Sandra Benes
Dr. Mathias
Maya / Servant of the Guardian
Victor Bergman
Tony Verdeschi
Paul Morrow
David Kano
Kate
Main Mission Operative (uncredited) / Alphan (uncredited)
Bill Fraser / Fraser
Yasko
Ben Vincent
Medic (uncredited) / Security Guard George (uncredited)
Eagle Pilot (voice) / Bannion (voice)
Creature / Lizard Animal
June
Main Mission Operative (uncredited)
Guido Verdeschi / Parks
Operative / Main Mission Operative Julie Tracy (uncredited)
Ed Spencer
Alibe
