Someone Behind the Door (1971)

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.

Directed by: Nicolas Gessner

Starring: Charles Bronson, Anthony Perkins, Jill Ireland, Henri Garcin, Agathe Natanson, André Penvern

Links: IMDb, Movie posters, Movie stills