- Country: UK
- Genres: Horror, Mystery, Thriller
- Release: 1975-01-31
- Director: Peter Collinson
- Writers: Chris Bryant , Allan Scott , Mel Dinelli , Ethel Lina White
- Language: English | Latin
- Stars: Jacqueline Bisset , Christopher Plummer , John Phillip Law , Sam Wanamaker , Mildred Dunnock , Gayle Hunnicutt , Elaine Stritch , John Ronane , Sheila Brennan , Ronald Radd
- Runtime: 89 min
- Awards: N/A
- AKA: 13 trin mod døden (Denmark) , Das Geheimnis der Wendeltreppe (Austria) , Kai oi 13 isan ypoptoi (Greece) , La escalera de caracol (Spain) , Kierreportaat -13 askelta kuolemaan (Finland) , Vindeltrappen (Norway) , The Spiral Staircase (Canada) , らせん階段(1975) (Japan) , The Spiral Staircase , La escalera de caracol (Uruguay, Eastern Republic of) , Spiraltrappan - 13 steg mot döden (Sweden) , Sombras na Escada (Brazil) , Delitto in silenzio (Italy) , Krecone schody (Poland) , The Spiral Staircase (United States of America) , La nuit de la peur (France, French Republic) , Escalera de caracol (Mexico) , Escada de Caracol (Portugal, Portuguese Republic) , The Spiral Staircase (United Kingdom) , Das Geheimnis der Wendeltreppe
- Plot: In a remake of the 1940s film, Helen has been incapable of speech since seeing her husband die - will she become the target of a deranged serial killer targeting disabled people?
- IMDB:tt0073739
The Spiral Staircase Cast · · · ALL
Peter Collinson
Director
Jacqueline Bisset
Helen
Christopher Plummer
Dr. Sherman
John Phillip Law
Steven
Sam Wanamaker
Lieut. Fields
Mildred Dunnock
Mrs. Sherman
Gayle Hunnicutt
Blanche
Elaine Stritch
Nurse
Heather Lowe
Blind Girl
Christopher Malcolm
Policeman