The Crimson Cult (1968), aka. Curse of the Crimson Altar, starring Boris Karloff, Christopher Lee, Mark Eden, Virginia Wetherell, Barbara Steele, Michael Gough
Synopsis of The Crimson Cult
In The Crimson Cult, Robert Manning is searching for his missing brother. He visits the remote country house where he was last seen. Squire Morley welcomes him to stay for a visit. But Manning feels menace in the air with the legend of Lavinia (Barbara Steele), the Black Witch of Greymarsh, hanging over everything.
Will the village’s renowned expert on witchcraft, Professor John Marsh (Boris Karloff), be able to shed light on the going-ons? Vernon Sewell (Ghost Ship) directs this nightmarish horror classic based on H.P. Lovecraft’s Dream in the Witch House.