- HD 1080
- Runtime: 96m.
- Status: Released
1
- Languages: en
- Country: United States of America
- Director: Reginald Le Borg
- Stars: Vincent Price, Nancy Kovack, Chris Warfield, Elaine Devry, Ian Wolfe
- keywords: psychokinesis, sculptor
- Production_studio: United Artists, Robert E. Kent Productions
- Slogan: The most terrifying motion picture ever!
- The Diary of a Madman is featured in the top rankings of 1963
- #27 in Top Thriller Movies of 1963
- #17 in Top Horror Movies of 1963
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.
