Released:
1975-01-31

Overview:
A mute young woman is stalked by a serial killer at her uncle's mansion.

Director:
Peter Collinson

Runtime:
1h 26min

Genre:
Horror, Mystery, Thriller

• Cast:
• 
  Jacqueline Bisset
  as
  Helen Mallory
• 
  Christopher Plummer
  as
  Dr. Joe Sherman
• 
  John Phillip Law
  as
  Steven Sherman
• 
  Sam Wanamaker
  as
  Lieut. Fields
• 
  Mildred Dunnock
  as
  Mrs. Sherman