King of Chinatown

Anna May Wong

as Dr. Mary Ling

Akim Tamiroff

as Frank Baturin

J. Carrol Naish

as The Professor

Sidney Toler

as Dr. Chang Ling

Philip Ahn

as Robert 'Bob' Li

Anthony Quinn

as Mike Gordon

Bernadene Hayes

as Dolly Warren

Roscoe Karns

as Rep Harrigan

Ray Mayer

as Potatoes

Richard Denning

as Interne

Archie Twitchell

as 2nd Interne

George Anderson

as Detective

Charles B. Wood

as 1st Gangster

George Magrill

as 2nd Gangster

Charles Trowbridge

as Dr. Jones

Lily King

as Chinese Woman

Chester Gan

as Mr. Foo

Pat West

as Announcer at Fight

Guy Usher

as Investigator

Raoul Freeman

as Detective (uncredited)

Eddie Marr

as Henchman Bert

Wong Chung

as Chinese Man

Sam Ash

as Barber (uncredited)

Marie Burton

as Nightclub Girl (uncredited)

Dolores Casey

as Nightclub Girl (uncredited)

Ethel Clayton

as Nightclub Patron (uncredited)

Sheila Darcy

as Nightclub Girl (uncredited)

Dorothy Dayton

as Nightclub Girl (uncredited)

Paula DeCardo

as Dancer (uncredited)

Norah Gale

as Nightclub Girl (uncredited)

George Golden

as Nightclub Patron (uncredited)

Harriette Haddon

as Dancer (uncredited)

Robert Homans

as Detective (uncredited)

Gwen Kenyon

as Nightclub Girl (uncredited)

Judith King

as Nightclub Girl (uncredited)

Charles Lee

as Tommy Wu (uncredited)

Grace Lem

as Chinese Woman (uncredited)

Joyce Mathews

as Nightclub Girl (uncredited)

Larry McGrath

as Henchman (uncredited)

Ivan Miller

as Politician (uncredited)

Moy Ming

as Businessman (uncredited)

Helaine Moler

as Nightclub Woman (uncredited)

Alexander Pollard

as Heath - Baturin's Butler (uncredited)

Cyril Ring

as Fight Spectator (uncredited)

Ben Taggart

as Henchman (uncredited)

Jimmy Vaughn

as Slugger Grady (uncredited)

Luana Walters

as Nightclub Girl (uncredited)

Pierre Watkin

as Dist. Atty. Philips (uncredited)

Dorothy White

as Nightclub Girl (uncredited)

Gloria Williams

as Nightclub Girl (uncredited)

Florence Wix

as Nightclub Patron (uncredited)