






A young psychiatrist applies for a job at a mental asylum and must pass a test by interviewing four patients. He must figure out which of the patients, is in fact, the doctor that he would be replacing if hired.
Acting
Peter Cushing's 10-minute masterclass in broken obsession
Writing
Robert Bloch's nested structure—stories that devour themselves
Production
Hammer's asylum sets: Victorian grandeur rotting from within

Director
Roy Ward Baker
Trivia, insights & behind the scenes