There is more than death waiting for you in dark places.

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.

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Main Cast: Christopher Lee, Joan Collins, Herbert Lom, Jane Birkin, Robert Hardy, Jean Marsh, Carleton Hobbs, Roy Evans, Martin Boddey, John Glyn-Jones

Director: Don Sharp

Writers: Joseph Van Winkle, Edward Brennan

Editor: Teddy Darvas

Cinematographer: Ernest Steward

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