Attore	Ruolo
Hugh O'Connell	Lawrence Watkins
Henry Victor	Furber (Uncredited)
Wanda McKay	Girl at Charity Bazaar (Uncredited)
James Seay	Intern (Uncredited)
William Benedict	Mickey Barnes (Uncredited)
George Chandler	Elevator Operator (Uncredited)
Edward Earle	Librarian (Uncredited)
Chuck Hamilton	Police Officer at Train Station (Uncredited)
Harry Hayden	Ticket Clerk (Uncredited)
Douglas Kennedy	Hotel Clerk (Uncredited)
John Laing	Intern (Uncredited)
Charles McAvoy	Officer Riley (Uncredited)
Howard M. Mitchell	Butler (Uncredited)
Ruth Rogers	Woman at Charity Bazaar (Uncredited)
Sheila Ryan	Hostess at Charity Bazaar (Uncredited)
Hugh Sothern	Dr. Hatch (Uncredited)
Max Wagner	Cab Driver (Uncredited)

Dettaglio	Valore
Titolo originale	The Mad Doctor
Lingua originale	English (EN)
Lingue parlate	English
Paesi di produzione	United States of America
Stato	Released
Compagnie di produzione	Paramount Pictures
Data di uscita	20 dicembre 1940
Producer	George M. Arthur
Writer	Howard J. Green
Editors	Archie Marshek
Cinematography	Ted Tetzlaff
Asst. Directors	Joseph C. Youngerman, Tim Whelan
Camera Operators	Ted Tetzlaff
Add. Photography	Ted Tetzlaff

Production Design	Hans Dreier, Robert Usher, A. E. Freudeman
Art Direction	Hans Dreier, Robert Usher, A. E. Freudeman
Set Decoration	Hans Dreier, Robert Usher, A. E. Freudeman
Special Effects	Gordon Jennings
Visual Effects	Farciot Edouart
Composer	Victor Young, Harry D. Mills, John Cope
Sound	Victor Young, Harry D. Mills, John Cope
Costume Design	Edith Head
Makeup	Edith Head
Hairstyling	Edith Head

Video

Cast Principale