Cast
Peter Breck
Johnny Barrett
Constance Towers
Cathy
Gene Evans
Boden
James Best
Stuart
Hari Rhodes
Trent
Larry Tucker
Pagliacci
Paul Dubov
Dr. Menkin
Chuck Roberson
Wilkes
Neyle Morrow
Psycho
John Matthews
Dr. Cristo
Bill Zuckert
Swanee
John Craig
Lloyd
Philip Ahn
Dr. Fong
Frank Gerstle
Police Lieutenant
Rachel Romen
Barbara Perry
Marlene Manners
Linda Randolph
Lucille Curtis
Jeanette Dana
Marie Devereux
Karen Conrad
Allison Daniell
Chuck Hicks
Wally Campo
Ray Baxter
Linda Barrett
Harry Fleer
Crew
Editing
Jerome Thoms
Editor
Production
Sam Firks
Executive Producer
Herbert G. Luft
Producer's Assistant
Rudolph C. Flothow
Production Manager
Leon Fromkess
Executive Producer
Samuel Fuller
Producer
Sound
Gordon Zahler
Music Supervisor
Jack Lowry
Music Editor
Paul Dunlap
Original Music Composer
Gordon Zahler
Sound Effects
Philip Mitchell
Sound Recordist
Josef von Stroheim
Sound Effects Editor
Visual Effects
Linwood G. Dunn
Visual Effects
Writing
Samuel Fuller
Screenplay