The heir of a mysterious estate must unveil its secrets and discover its treasures before a scheming doctor and his seductive sister can steal what is rightfully his.
Cast
Christopher Lee
Dr. Ian Mandeville
Joan Collins
Sarah Mandeville
Herbert Lom
Prescot
Jane Birkin
Alta
Robert Hardy
Edward Foster / Andrew Marr
Jean Marsh
Victoria
Carleton Hobbs
Old Marr
Roy Evans
Baxter
Martin Boddey
Sgt. Riley
John Glyn-Jones
Bank Manager
John Levene
Doctor
Jennifer Thanisch
Jessica
Michael McVey
Francis
Barry Linehan
Asylum Gatekeeper
Linda Gray
Woman on Hill
Lysandre De La Haye
Child on Hill
Earl Rhodes
Child on Hill
Crew
Don Sharp
Director, Adaptation
Joseph Van Winkle
Writer
Edward Brennan
Writer
James Hannah Jr.
Adaptation, Producer
Teddy Darvas
Editor
Ernest Steward
Director of Photography
Frank Bevis
Production Supervisor
Helen Lennox
Hairdresser
Basil Newall
Makeup Artist
Pamela Cornell
Assistant Art Director
Pat Foster
Sound Editor
Paddy Cunningham
Sound Recordist
Laurie Clarkson
Sound Recordist
Doug Smith
Sound Recordist
Wilfred Josephs
Original Music Composer
Geoffrey Tozer
Art Direction
