Reginald Le Borg
Director
Dwight V. Babcock
Screenplay
John B. Goodman
Art Direction
Martin Obzina
Art Direction
Russell A. Gausman
Set Decoration
Leigh Smith
Set Decoration
Vera West
Costume Design
Bernard B. Brown
Sound Director
William Hedgcock
Sound Engineer
John P. Fulton
Visual Effects
Milton Carruth
Editor
Ben Pivar
Producer
Will Cowan
Associate Producer
Paul Sawtell
Music
Paul Ivano
Director of Photography
Seward Webb
Assistant Director
Lon Chaney Jr.
David Stuart
Jean Parker
Heather Hayden
Paul Kelly
Dr. Alan Bittaker
Thomas Gomez
Police Capt. Drury
Jonathan Hale
Dr. Sam Welles
Edward Fielding
Dr. Stanley Hayden
George Meeker
Nick Phillips
Pierre Watkin
Hayden's Lawyer
Eddie Dunn
Police Guard Moriarty
Acquanetta
Tanya Czoraki
John Elliott
Allen Fox
David Hoffman
Rex Lease
Leslie K. O'Pace
Beatrice Roberts
