HorrorThriller
Diary of a Madman
"The most terrifying motion picture ever!"
March 6, 1963
1h 36m
6.1/10
Overview
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.
Production Companies
Explore More
Movies
Explore all movies including trending, top rated, and upcoming releases
TV Shows
Browse popular TV shows, top rated series, and shows airing today
Networks
Discover content from Netflix, HBO, Disney+ and other streaming platforms
People
Discover actors, directors, and other film industry professionals