A classic British thriller set in a sinister old house, based on a story by Edgar Wallace.
Screenplay: Robert Stevenson, Edward Dryhurst
Director: George King
Director of Photography: Hone Glendinning
Producer: S.W. Smith
Willie, Lord Lebanon
Lady Lebanon
Isla Crane
Dr. Amersham
Det. Inspector Tanner
Sergeant Totty
Richard Ferraby
Gilder