H. Bruce Humberstone
Director
Daniel B. Clark
Director of Photography
Chester Gore
Art Direction
Samuel Kaylin
Original Music Composer
Fred Allen
Editor
Albert Hogsett
Art Direction
John Stone
Associate Producer
Herschel McCoy
Costume Design
Samuel Kaylin
Music Director
Earl Derr Biggers
Characters
Paul Burger
Story
E. Clayton Ward
Sound
Harry M. Leonard
Sound
Jasper Blystone
Assistant Director
Robert Ellis
Screenplay
Helen Logan
Screenplay
Warner Oland
Charlie Chan
Katherine DeMille
Yvonne Roland
Pauline Moore
Betty Adams
Allan Lane
Richard Masters
Keye Luke
Lee Chan
C. Henry Gordon
Arthur Hughes
John Eldredge
Mr. Cartwright
Layne Tom Jr.
Charlie Chan Jr
Jonathan Hale
Mr. Hopkins
Morgan Wallace
Honorable Charles Zaraka
Frederick Vogeding
Inspector Strasser
Andrew Tombes
Chief of Homicide E. R. Scott
Howard Hickman
Police Doctor
Arno Frey
Carlos, Zaraka's Henchman
David S. Horsley
Test Pilot Edwards
Theresa Harris
Athlete
George Chandler
Ship's Radio Operator
William Begg
Brooks Benedict
Zaraka Henchman
Stanley Blystone
New York Policeman
Walter Bonn
Polizei Officer
Don Brodie
Radio Announcer
Glen Cavender
Polizei Officer
Hans Fuerberg
Polizei Radio-car Officer
Curt Furberg
Polizei Officer
Oscar 'Dutch' Hendrian
Miller
John David Horsley
Test Pilot Edwards
Selmer Jackson
Navy Commander
Hans Joby
Polizei Radio-car Officer
Edward Keane
Army Colonel
Al Kikume
Uniformed Officer at Microphone / Desk in Police Station
Tommy Klein
Tony Merlo
Philip Morris
Cop
Louis Natheaux
Virgil B. Nover
Paul Panzer
German Undercover Officer Posing as Snack Vendor
Caroline Rankin
Miller's Landlady
Perry E. Seeley
Lee Shumway
Cop
Minerva Urecal
Gang Member Posing as Olympics Matron
Dale Van Sickel
Emmett Vogan
Ship's Officer
Wilhelm von Brincken
Polizei Officer
Billy Wayne
Ship's Steward Guarding Stateroom
