Gerald Mohr
Michael Lanyard / The Lone Wolf
Janis Carter
Carla Winter
Eric Blore
Jameson
John Abbott
Lal Bara
William B. Davidson
Inspector Crane (as William Davidson)
Don Beddoe
Stonley
Adele Roberts
Rita Hale
Mark Roberts
Dick Hale (as Robert Scott)
Peter Whitney
Harvey Beaumont
Ian Wolfe
Adam Wheelright
Edith Evanson
Olga - Carla's Maid
Eddie Acuff
Detective Jones (uncredited)
Edward Biby
Club Marquis Patron (uncredited)
David Bond
Room Service Waiter (uncredited)
Symona Boniface
Grand Dame at Airport (uncredited)
Maurice Cass
Asst. Hotel Mgr. (uncredited)
Eddy Chandler
House Detective (uncredited)
Bess Flowers
Nightclub patron
George Ford
Club Marquis Patron (uncredited)
Stuart Hall
Bystander at Airport (uncredited)
Lew Harvey
Brooklynese Bystander at Airport (uncredited)
Virginia Hunter
Lili - Nightclub Dancer (uncredited)
Olaf Hytten
Prince of Rapur (uncredited)
Cy Malis
Fireman (uncredited)
Joe Palma
Club Marquis Waiter (uncredited)
Bob Perry
Bystander at Airport (uncredited)
Robert Ryan
Plainclothesman (uncredited)
Jeffrey Sayre
Wheelright's Assistant Jeweler (uncredited)
Billy Snyder
Hotel Night Clerk (uncredited)
John Tyrrell
Pierre - the Chauffeur (uncredited)
D. Ross Lederman
Director
Martin Berkeley
Screenplay
Louis Joseph Vance
Characters
William Bowers
Story
Eugene Joseff
Costume Design
Mischa Bakaleinikoff
Music Director
Perry Smith
Art Direction
Garrett Graham
Adaptation
George Duning
Original Music Composer
Burnett Guffey
Director of Photography
Jerome Pycha Jr.
Art Direction
John Leipold
Original Music Composer
Juanita L. Bell
Researcher
James Nicholson
Assistant Director
Ted Richmond
Producer
Leigh Harline
Original Music Composer
Richard Fantl
Editor
Frank Kramer
Set Decoration
Edward Dein
Screenplay
Jack A. Goodrich
Sound Engineer
Clifford Vaughan
Original Music Composer