Diary of a Madman
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.
Where to stream Diary of a Madman
Streaming now in the United States on fuboTV, MGM Plus, Philo, ScreenPix Apple TV channel, and Tubi TV.
Trailer
Diary of a Madman - Vincent Price (1963) Official Trailer (HD)
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Frequently asked questions about Diary of a Madman
Where can I watch Diary of a Madman in the United States?
Diary of a Madman is available to stream on fuboTV, MGM Plus, Philo, ScreenPix Apple TV channel, and Tubi TV in the United States. Streaming availability is provided by JustWatch and can change over time.
Can I watch Diary of a Madman for free?
Diary of a Madman streams free with ads in the United States on Tubi TV. A subscription is not required, though the service may ask you to register.
What are the ratings for Diary of a Madman?
Diary of a Madman scores 6.1 on The Movie Database.
Who stars in Diary of a Madman?
Diary of a Madman stars Vincent Price, Nancy Kovack, Chris Warfield, Elaine Devry, and Ian Wolfe. Reginald Le Borg is the director.
How long is Diary of a Madman?
Diary of a Madman runs 1h 36m (96 minutes).
When did Diary of a Madman come out?
Diary of a Madman was released on March 6, 1963.
Which studio made Diary of a Madman?
Diary of a Madman was produced by United Artists and Robert E. Kent Productions in the United States.
Ratings and metadata from The Movie Database (TMDB), streaming data from JustWatch. This product uses the TMDB API but is not endorsed or certified by TMDB. Streaming availability checked October 2026.