Cast
- Jason Robards as John Gwilt
- Sandy Dennis as Jane Gwilt
- Jean Simmons as Estelle Benbow
- Robert Easton as Fred Staines
- Mark Miller as Rev. Fletcher
- Brenda Smith as Daisy
- Richard Bull as Dr. Ferfield
- Ian Wolfe as Abner
- Ian Wolfe as Arnie
- David Osterhout as Officer Kelly
- Lou Picetti as Humphry
Crew
- Pancho Kohner · Director
- Ketti Frings · Writer
- Pancho Kohner · Writer
- Robert Ayre · Writer
- Pancho Kohner · Producer
- Maurice Jarre · Composer
- John Arthur Morrill · Cinematographer
- Andrew Herbert · Editor
- George Van Noy · Editor