Cast
David Hedison
Andre Delambre
Patricia Owens
Helene Delambre
Vincent Price
François Delambre
Herbert Marshall
Insp. Charas
Kathleen Freeman
Emma
Betty Lou Gerson
Nurse Andersone
Charles Herbert
Philippe Delambre
Eugene Borden
Dr. Ejoute (uncredited)
George Calliga
Club Member (uncredited)
Harry Carter
Orderly (uncredited)
Bill Clark
Policeman (uncredited)
Arthur Dulac
French Waiter (uncredited)
Bess Flowers
Audience Member (uncredited)
Herschel Graham
Club Member (uncredited)
Torben Meyer
Gaston (uncredited)
Sol Murgi
Audience Member (uncredited)
George Nardelli
Detective (uncredited)
Franz Roehn
Police Doctor (uncredited)
Charles Tannen
Doctor (uncredited)
Crew
Kurt Neumann
Director
James Clavell
Screenplay
Robert L. Lippert
Producer
Paul Sawtell
Original Music Composer
Karl Struss
Director of Photography
Merrill G. White
Editor
Kurt Neumann
Producer
George Langelaan
Story
Theobold Holsopple
Art Direction
Lyle R. Wheeler
Art Direction
Eli Benneche
Set Decoration
Walter M. Scott
Set Decoration
Ben Nye
Makeup Artist
Eugene Grossman
Sound
Harry M. Leonard
Sound
Don Isaacs
Sound Editor
Dick Jensen
Sound Editor
L.B. Abbott
Visual Effects
Adele Balkan
Costume Design
Helen Turpin
Hairstylist
James B. Gordon
Special Effects
Earl Gilbert
Lighting Technician
Orven Schanzer
Assistant Editor
Bernhard Kaun
Conductor
Kathleen Fagan
Script Supervisor
Wayne Fitzgerald
Title Designer
Clarence Marks
Dialogue Coach
Jack Gertsman
Assistant Director
