Chester Morris

Horatio 'Boston Blackie' Black

Acting

Maylia Fong

Mei Ling

Acting

Joan Woodbury

Red, the Bar-Girl

Acting

Don McGuire

Les, the Bus Guide

Acting

Richard Lane

Inspector William R. Farraday

Acting

Sid Tomack

The Runt

Acting

Frank Sully

Sergeant Matthews

Acting

Charles Arnt

Pop Gerard

Acting

Luis van Rooten

Bill Craddock (as Louis Van Rooten)

Acting

Philip Ahn

Wong Chung Shee

Acting

Benson Fong

Ah Hing

Acting

Victor Sen Yung

Acting

Peter Brocco

Rolfe

Acting

Harry Strang

Mac

Acting

Pat O'Malley

Officer Jim

Acting

Edgar Dearing

Reiber

Acting