King of Chinatown

Anna May Wong

Dr. Mary Ling

Akim Tamiroff

Frank Baturin

J. Carrol Naish

The Professor

Sidney Toler

Dr. Chang Ling

Philip Ahn

Robert 'Bob' Li

Anthony Quinn

Mike Gordon

Bernadene Hayes

Dolly Warren

Roscoe Karns

Rip Harrigan

Richard Denning

Jeff, Protective Association Henchman

Archie Twitchell

Interne

Eddie Marr

Bert, Fight Trainer