
The Spiral Staircase
- Bliadhna: 1975
- Dùthaich: United Kingdom
- Seòrsa: Horror, Mystery, Thriller
- Stiùidio: Raven Films
- Faclan-luirg: murder
- Stiùiriche: Peter Collinson
- Cast: Jacqueline Bisset, Christopher Plummer, John Phillip Law, Sam Wanamaker, Mildred Dunnock, Gayle Hunnicutt