Warner Oland
Role: Charlie Chan
Katherine DeMille
Role: Yvonne Roland
Pauline Moore
Role: Betty Adams
Allan Lane
Role: Richard Masters
C. Henry Gordon
Role: Arthur Hughes
John Eldredge
Role: Mr. Cartwright
Layne Tom Jr.
Role: Charlie Chan Jr
Jonathan Hale
Role: Mr. Hopkins
Morgan Wallace
Role: Honorable Charles Zaraka
Frederick Vogeding
Role: Inspector Strasser
Andrew Tombes
Role: Chief of Homicide E. R. Scott
Howard Hickman
Role: Police Doctor
Arno Frey
Role: Carlos, Zaraka's Henchman
David S. Horsley
Role: Test Pilot Edwards
Theresa Harris
Role: Athlete
George Chandler
Role: Ship's Radio Operator
Brooks Benedict
Role: Zaraka Henchman
Stanley Blystone
Role: New York Policeman
Walter Bonn
Role: Polizei Officer
Don Brodie
Role: Radio Announcer
Glen Cavender
Role: Polizei Officer
Hans Fuerberg
Role: Polizei Radio-car Officer
Curt Furberg
Role: Polizei Officer
Oscar 'Dutch' Hendrian
Role: Miller
John David Horsley
Role: Test Pilot Edwards
Selmer Jackson
Role: Navy Commander
Hans Joby
Role: Polizei Radio-car Officer
Edward Keane
Role: Army Colonel
Al Kikume
Role: Uniformed Officer at Microphone / Desk in Police Station
Paul Panzer
Role: German Undercover Officer Posing as Snack Vendor
Caroline Rankin
Role: Miller's Landlady
Minerva Urecal
Role: Gang Member Posing as Olympics Matron
Emmett Vogan
Role: Ship's Officer
Wilhelm von Brincken
Role: Polizei Officer
Billy Wayne
Role: Ship's Steward Guarding Stateroom