Sidney Toler as Charlie Chan

Jean Rogers as Kathi Lenesch (Baroness Kathi von Czardos)

Lionel Atwill as Cliveden Compton

Mary Nash as Miss Sarah Finch

Victor Sen Yung as Jimmy Chan (as Sen Yung)

Kane Richmond as Richard Cabot

Chris-Pin Martin as Sergeant Montero

Lionel Royce as Dr. Rudolph Grosser

Helen Ericson as Stewardess

Jack La Rue as Emil Manolo

Edwin Stanley as Governor D.C. Webster

Donald Douglas as Captain Lewis

Frank Puglia as Achmed Halide

Addison Richards as R.J. Godley

Edward Keane as Dr. Fredericks

Eddie Acuff as Dance Sailor Suspicious of Kathi

Jimmy Aubrey as Drunk Fisherman with Cigar at Club

Brooks Benedict as Nightclub / Dance Extra

Lane Chandler as Powerhouse Search Officer

Russell Custer as Soldier

Alan Davis as Soldier

Franklyn Farnum as Marine Officer

Edward Gargan as Plant Workman

Harold Goodwin as Military Police Corporal

Sol Gorss as Soldier

Chuck Hamilton as Dance Extra

Alberto Morin as Hotel Desk Clerk

Philip Morris as Plainclothesman

Gloria Roy as Hostess

Charles Sherlock as Soldier

Charles Stevens as Native Fisherman-Cameraman Spy

Sid Troy as Sailor

Max Wagner as Soldier