Mr. James Lee Wong

Boris Karloff

Roberta 'Bobbie' Logan

Marjorie Reynolds

Bailey

Ernie Stanton

Palisser Hotel Clerk

I. Stanford Jolley

Sgt. Brady

Jack Kennedy

Taxi Driver

Donald Kerr

The Coroner

Wilbur Mack

Aged Tong Member

Moy Ming

Police Officer at Explosion

Bruce Mitchell

Mute Dwarf

Angelo Rossitto

Police Commissioner

Guy Usher

Tong Chief

Richard Loo

Police Capt. Bill Street

Grant Withers

Mr. Davidson

Huntley Gordon

Capt. Guy Jackson

George Lynn

Capt. Jaime

William Royle

Police Sgt. Jerry

James Flavin

Princess Lin Hwa

Lotus Long

Willie

Lee Tung Foo

Lilly May

Bessie Loo

Director

William Nigh

Characters

Hugh Wiley

Producer

William T. Lackey

Screenplay

Scott Darling

Production Manager

Charles J. Bigelow

Music

Edward J. Kay

Director of Photography

Harry Neumann

Editor

Russell F. Schoengarth

Assistant Director

W.B. Eason