Errol Flynn
Francis Monroe Warren II, alias F.X. Pettijohn
Brenda Marshall
Rita Warren
Ralph Bellamy
Dr. R.L. Davis
Alan Hale
Police Insp. Charles M. Mason
Lee Patrick
Blondie White
Allen Jenkins
Wilfred
Lucile Watson
Agatha Archer
William Frawley
Det. 'Hoppy' Hopkins
Roscoe Karns
Monahan
Grant Mitchell
Wellington Carruthers
Maris Wrixon
June Brewster
Noel Madison
Leopold Fissue
Jack La Rue
Ace Vernon
Turhan Bey
Ahmed
Wade Boteler
Police Sergeant (uncredited)
Richard Cramer
Detective Bringing Vernon (uncredited)
Frank Faylen
Gus a Taxi Driver (uncredited)
Creighton Hale
Mr. Harlan (uncredited)
William Hopper
Police Secretary (uncredited)
Olaf Hytten
Horace the Butler (uncredited)
Frank Mayo
Joe a Cop (uncredited)
Jack Mower
Police Sgt. Brent (uncredited)
David Newell
June's Escort (uncredited)
Winifred Harris
Miss Perry
Lloyd Bacon
Director
Ladislas Fodor
Theatre Play
Bernard Merivale
Theatre Play
Jeffrey Dell
Theatre Play
Robert Lord
Associate Producer
Howard Shoup
Costume Design
Perc Westmore
Makeup Artist
Rex Wimpy
Special Effects
Lester Cole
Screenplay
John Wexley
Screenplay
Ernest Haller
Director of Photography
Owen Marks
Editor
Max Parker
Art Direction
Francis J. Scheid
Sound
Friedrich Hollaender
Original Music Composer
Leo F. Forbstein
Music Director
Hal B. Wallis
Executive Producer