Cast
Howard Duff
Dr. Stephen Mitchell
Eva Bartok
Dr. Lisa Frank
Alan Wheatley
Dr. Smith
Philip Leaver
Professor Koepler
Michael Medwin
Dr. Toby Andrews
Andrew Osborn
Dr. Philip Crenshaw
Cecile Chevreau
Vanessa Mitchell
Anthony Ireland
General Hayes
Hugh Moxey
Colonel Alfred Daniels
David Horne
Minister
Leo Phillips
Sergeant Peterson (uncredited)
Marianne Stone
Mrs. Rogers (uncredited)
Jean Webster-Brough
Mrs. Daniels (uncredited)
Crew
Paul Tabori
Screenplay
Terence Fisher
Director
Richard H. Landau
Screenplay
Maurice Rootes
Editor
Renée Glynne
Script Supervisor
Michael Carreras
Producer
Len Harris
Camera Operator
Polly Young
Hairstylist
Ivor Slaney
Music Director
Reginald H. Wyer
Director of Photography
Dick Bonnor-Morris
Makeup Artist
J. Elder Wills
Art Direction
Victor Wark
Production Manager
Jimmy Sangster
Assistant Director
Paul Tabori
Adaptation
Ivor Slaney
Original Music Composer
Charles Eric Maine
Radio Play
Bill Salter
Sound Recordist
Robert L. Lippert
Producer
Nora Roberts
Dialogue Coach
