Edward Bernds Director, Screenwriter Hugh Marlowe John Borden Actor Nancy Gates Garnet Actor Rod Taylor Herbert Ellis Actor Nelson Leigh Dr. Eldon Galbraithe Actor Shirley Patterson Elaine Actor Lisa Montell Deena Actor Christopher Dark Henry 'Hank' Jaffe Actor Booth Colman Mories Actor Richard V. Heermance Producer Walter Mirisch Executive Producer Ellsworth Fredericks Cinematographer Eda Warren Film Editing Leith Stevens Original Music Dave Milton Art Director Joseph Kish Set Decoration