A group of nuns become possessed by demons and are then tortured in a dungeon of horrors during the Inquisition.
Movie tag line: "They are sisters with spirit... divine and deadly."
Production companies:
Character: Kathleen
Character: Margaret
Character: Mother Rosalinda
Character: Lady De Winter
Character: Lord Justice Jeffries
Character: Truro
Character: Lord Malcolm De Winter
Character: Thomas Renfield
Character: Character Not Available
Character: Brian the Painter (uncredited)