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

Theresa Harris

Athlete

George Chandler

Ship's Radio Operator

Brooks Benedict

Zaraka Henchman

Stanley Blystone

New York Policeman

Don Brodie

Radio Announcer

Glen Cavender

Polizei Officer

Hans Fuerberg

Polizei Radio-car Officer

Selmer Jackson

Navy Commander

Edward Keane

Army Colonel

Al Kikume

Uniformed Officer at Microphone / Desk in Police Station

Louis Natheaux

Paul Panzer

German Undercover Officer Posing as Snack Vendor

Caroline Rankin

Miller's Landlady

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