This intelligent, though flawed, Hammer entry features an excellent cast that includes Richard Widmark, Christopher Lee, Denholm Elliott, Honor Blackman, and the nubile young Nastassja Kinski. John Verney (Widmark) is an occult novelist enlisted by the desperate Henry Beddows (Elliott) to
save his 16-year-old daughter, Catherine (Kinski). It seems that Catherine has fallen under the spell of high priest Michael Raynor (Lee), who plans to sacrifice the virgin to a homunculus he has created. In the process a number of bizarre deaths occur, and poor Henry, who offered his daughter to
the devil in exchange for his own safety, self-destructs into a frightened and pathet...