"A doctor becomes the victim of extortionists when one of his patients dies under questionable circumstances."
Donald Houston
as Dr. Alex Waring
Adrienne Corri
as Laura Shelton
Lyndon Brook
as Dr. Ian Breck
Jean Cadell
as Henrietta Stevens
Sydney Tafler
as Dr. Hearne
Mervyn Johns
as Mr. Waring
Marie Ney
as Matron Fiske
Ronald Adam
as Major Tilling
John Welsh
as Inspector Austen
Beatrice Varley
as Mrs. Waring
Noel Hood
as Sister Slater
Frank Forsyth
as Anaesthetist
Tom Bowman
as Surgeon
Susan Westerby
as Miss Jenner
Betty Shale
as Garsten
Robert Westerby
Writer
Lionel Banes
Director of Photography
Buddy Booth
First Assistant Director
John O'Gorman
Makeup Artist
Gordon Parry
Director
John Stoll
Art Direction
Fred Ryan
Sound Recordist
R. E. Dearing
Production Manager
Bruce Montgomery
Original Music Composer
Charles Leeds
Producer
Desmond Davis
Camera Operator
Jim Connock
Editor
Lorna Selwyn
Continuity
Anne Hocking
Novel
Philip Martell
Music Director
