

“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.

Vincent Price
Simon Cordier
Lead
Nancy Kovack
Odette Mallotte

Chris Warfield
Paul Duclasse

Elaine Devry
Jeanne D'Arville

Ian Wolfe
Pierre
Stephen Roberts
Captain Robert Rennedon

Lewis Martin
Father Raymonde
Mary Adams
Louise
“A staggering achievement of craft and ambition. Reginald Le Borg's vision lands with breathtaking precision.”
“Every frame feels alive. Diary of a Madman is the rare release that takes its audience seriously.”