Diary of a Madman

Directed by Reginald Le Borg

Written by Robert E. Kent, Guy de Maupassant

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.

Cast

Vincent Price

Simon Cordier

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

Edward Colmans

Andre D'Arville

Nelson Olmsted

Dr. Borman

Harvey Stephens

Louis Girot

Don Brodie

Marcel