Someone Behind the Door (1971)

No memory, no name, no mind: This man will act out someone else's insanity and revenge.

A neurosurgeon with a cheating wife takes an amnesiac into his home and conditions him to believe that the cheating wife is his own and to take the "appropriate" action.

• Release Date: 1971-07-28
• Runtime: 1h 33min
• Production Company: SNC
• Production Country: France, Italy
• Director: Nicolas Gessner