Oliver Reed
Dr. Hal Raglan
A man tries to uncover an unconventional psychologist's therapy techniques on his institutionalized wife, amidst a series of brutal murders.
Dr. Hal Raglan
Nola Carveth
Frank Carveth
Barton Kelly
Juliana Kelly
Candice Carveth
Ruth Mayer
Mike Trellan
Inspector
Jan Hartog
Coroner
Lawyer
Dr. Birkin
Creature
Creature
Chris
Wendy
Construction Worker
Man in Auditorium
Samson (uncredited)
Director
