Diary of a Madman (1963)

The most terrifying motion picture ever!

Simon Cordier, a French magistrate and amateur sculptor comes into contact with a malevolent entity. The invisible - yet corporeal - being, called a "horla" is capable of limited psychokinesis and complete mind control.

• Release Date: 1963-03-06
• Runtime: 1h 36min
• Production Company: United Artists
• Production Country: United States of America
• Director: Reginald Le Borg
• Writer: Robert E. Kent