

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.
You can stream Diary of a Madman on fuboTV, MGM+ Amazon Channel, Philo, MGM Plus Roku Premium Channel and MGM Plus.
Diary of a Madman was directed by Reginald Le Borg.
Diary of a Madman holds an average rating of 6.1/10 on TMDB, and it lands best with fans of horror. Join the discussion below to add your take.
Diary of a Madman runs for 1h 36min, and was released in 1963.
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