Special Guest Stars Laurence Naismith as Cyrus Stone Guest Stars Kent Smith as Edgar Scoville Anthony Eisley as Bob Torin Alfred Ryder as The Invader Leader Karen Black as Claudia Stone Co Starring Joe Quinn as Policeman Christopher Held as Lieutenant John Graham as Colonel Gentry Lawrence Montaigne as Garth John S. Ragin as Kant Ron Husmann as Sentry Uncredited William Woodson as Narrator
