Dr. Browning
Vincent Price
Fremont
Christopher Lee
Dr. David Sorel
Christopher Matthews
Helen Bradford
Judy Bloom
Detective Sgt. Jimmy Joyce
Clifford Earl
Prof. Kingsmill
Kenneth Benda
Konratz
Marshall Jones
Self - The Amen Corner
Amen Corner
Erika
Yutte Stensgaard
Detective Constable Griffin
Julian Holloway
Ken Sparten
Nigel Lambert
Nurse
Kay Adrian
Major Heinrich Benedek
Peter Cushing
Valerie
Rosalind Elliot
Matron
Lee Hudson
Alaia Stevens, First Victim
Olga Linden
Border Guard
Gertan Klauber
Doctor
Deirdre Costello
Sylvia
Judy Huxtable
Detective Supt. Bellaver
Alfred Marks
Keith
Michael Gothard
Ludwig
Anthony Newlands
Schweitz
Peter Sallis
Detective Inspector Phil Strickland
David Lodge
Jane
Uta Levka
Director
Gordon Hessler
Producer
Milton Subotsky
Novel
Peter Saxon
Screenplay
Christopher Wicking
Director of Photography
John Coquillon
Music
David Whitaker
Editor
Peter Elliott
Art Direction
Don Mingaye
Production Design
Bill Constable
Makeup Artist
Jimmy Evans
Hairstylist
Betty Sherriff
Assistant Director
Ariel Levy
Max Rosenberg