The Spiral Staircase (1975)
A mute young woman is stalked by a serial killer at her uncle's mansion.
- Country : United Kingdom
- Genre : Horror, Mystery, Thriller
- Studio : Raven Films
- Director : Peter Collinson
- Cast : Jacqueline Bisset, Christopher Plummer, John Phillip Law, Sam Wanamaker, Mildred Dunnock, Gayle Hunnicutt