
Up the ancient stairs, behind the locked door, something lives, something evil, from which no one has ever returned.
A family moves into a large old mansion in the countryside which seems to have a mysterious and sinister power over its new residents.
Karen BlackMarian Rolf
Oliver ReedBen Rolf
Burgess MeredithArnold Allardyce
Bette DavisAunt Elizabeth
Eileen HeckartRoz Allardyce
Lee MontgomeryDavid 'Davey' Rolf
Dub TaylorWalkerJoseph RileyBen's FatherTodd TurquandYoung BenOrin CannonMinisterJim MyersDr. Ross
Anthony JamesThe ChauffeurGarrett CassellRocker (uncredited)