Helen
Jacqueline Bisset
Dr. Sherman
Christopher Plummer
Blind Girl
Heather Lowe
Policeman
Christopher Malcolm
Police Photographer
Harry Van Engel
Visitor (uncredited)
Tina Simmons
Steven
John Phillip Law
Lieut. Fields
Sam Wanamaker
Mrs. Sherman
Mildred Dunnock
Blanche
Gayle Hunnicutt
Nurse
Elaine Stritch
Dr. Rawley
John Ronane
Mrs. Oates
Sheila Brennan
Oates
Ronald Radd
Assistant Director Trainee
John Smallcombe
Director
Peter Collinson
Screenplay
Allan Scott
Director of Photography
Ken Hodges
Original Music Composer
David Lindup
Hairstylist
Pat McDermott
Third Assistant Director
Chris Carreras
Wardrobe Supervisor
Masada Wilmot
Camera Operator
Roy Ford
Focus Puller
Keith Blake
Continuity
Angela Allen
Brian Elvin
Music Director
Philip Martell
Unit Publicist
Tony Tweedale
Sound Mixer
Jim Willis
Other
Patrick Heigham
Location Manager
David Munro
Associate Producer
Tom Sachs
Assistant Director
Clive Reed
Editor
Raymond Poulton
Original Film Writer
Mel Dinelli
Makeup Artist
Paul Engelen
Executive Producer
Josef Shaftel
Eric Allwright
Producer
Peter Shaw
Art Direction
Disley Jones
Chris Bryant
Novel
Ethel Lina White
Casting
Rose Tobias Shaw
Bert Batt
Sound Editor
Derek Holding
Sound Recordist
Trevor Pyke