There's always another twist to...
The Spiral Staircase
A mute young woman is stalked by a serial killer at her uncle's mansion.
Top Billed Cast
Jacqueline Bisset
Helen Mallory
Christopher Plummer
Dr. Joe Sherman
John Phillip Law
Steven Sherman
Sam Wanamaker
Lieut. Fields
Mildred Dunnock
Mrs. Sherman
Gayle Hunnicutt
Blanche
Elaine Stritch
Nurse Baker
Sheila Brennan
Mrs. Oates
Ronald Radd
Oates
Christopher Malcolm
Policeman
