Shelley Winters
Mrs. Forrest
Mark Lester
Christopher Coombs
Chloe Franks
Katy Coombs
Ralph Richardson
Mr. Benton
Lionel Jeffries
Police Insp. Willoughby
Hugh Griffith
Mr. Harrison, The Pigman
Rosalie Crutchley
Miss Henley
Pat Heywood
Dr. Mason
Judy Cornwell
Clarine
Michael Gothard
Albie
Jackie Cowper
Angela Barnes
Richard Beaumont
Peter Brookshire
Marianne Stone
Miss Wilcox
Dorian Healy
Reggie Pike (uncredited)
Tristam Cones
Editor
Jimmy Sangster
Producer
Robert Blees
Screenplay
Jimmy Sangster
Screenplay
Desmond Dickinson
Director of Photography
Sally Nicholl
Casting
Samuel Z. Arkoff
Producer
Curtis Harrington
Director
James H. Nicholson
Producer
Kenneth V. Jones
Original Music Composer
Richard Langford
Sound Recordist
Donald Toms
Production Manager
Norman Jones
Camera Operator
June Randall
Continuity
Bridget Sellers
Wardrobe Supervisor
Kenneth V. Jones
Conductor
Colin M. Brewer
Assistant Director
Dennison Thornton
Publicist
Peter Lennard
Sound Editor
Ken Ritchie
Sound Recordist
James H. Nicholson
Executive Producer
Pat McDermott
Hairdresser
Eddie Knight
Makeup Artist
David D. Osborn
Original Story
Sylvia Croft
Makeup Artist
Joyce James
Hairdresser
George Provis
Art Direction
Gavin Lambert
Additional Dialogue
Louis M. Heyward
Executive Producer
John Pellatt
Associate Producer