Peter Sasdy
Director
Christopher Lee
Producer
Brian Hayles
Screenplay
Anthony Nelson Keys
Producer
Colin Grimes
Art Direction
John Blackburn
Novel
Eddie Knight
Makeup Artist
Malcolm Williamson
Original Music Composer
Kenneth Talbot
Director of Photography
Keith Palmer
Editor
Les Bowie
Special Effects
Weston Drury Jr.
Casting
Pat McDermott
Hairstylist
Ariel Levy
Assistant Director
Christopher Lee
Col. Charles Bingham
Peter Cushing
Sir Mark Ashley
Diana Dors
Anna Harb
Georgia Brown
Joan Foster
Keith Barron
Dr. Haynes
Gwyneth Strong
Mary Valley
Fulton Mackay
Cameron
Michael Gambon
Insp. Grant
Duncan Lamont
Dr. Knight
Kathleen Byron
Dr. Rose
John Robinson
Lord Fawnlee
Morris Perry
Dr Yeats
Shelagh Fraser
Mrs Alison
Andrew McCulloch
Malcolm
Paul Humpoletz
Angus
Stanley Lebor
Policeman
Beatrice Kane
Helen Van Traylen
Janet Bruce
Naureen Stokes
Geoffrey Denton
Paul Anderson
