Warner Oland
Charlie Chan
Acting
Rosina Lawrence
Alice Lowell
Acting
Charles Quigley
Dick Williams
Acting
Henrietta Crosman
Mrs. Henrietta Lowell
Acting
Edward Trevor
Fred Gage
Acting
Astrid Allwyn
Janice Lowell Gage
Acting
Herbert Mundin
Baxter
Acting
Egon Brecher
Ulrich
Acting
Gloria Roy
Madame Carlotta Bowen
Acting
Ivan Miller
Morton of Homicide
Acting
Arthur Edmund Carewe
Professor Bowen
Acting
Jonathan Hale
Warren T. Phelps
Acting
Jerry Miley
Allen Colby
Acting
William Bailey
Det. Harris
Acting
Francis Ford
Captain of salvage ship
Acting
Bud Geary
Policeman
Acting
Chuck Hamilton
Policeman
Acting
Brick Sullivan
Policeman
Acting
James T. Mack
Fingerprint man
Acting
Landers Stevens
Coroner
Acting