Mr. Wong, Detective

鲍里斯·卡洛夫

James Lee Wong

Grant Withers

Police Capt. Sam Street

Maxine Jennings

Myra Ross

Evelyn Brent

Olga Petroff / Countess Dubois / Sophie Dome

George Lloyd

Devlin

Lucien Prival

Anton Mohl

John St. Polis

Carl Roemer

William Gould

Theodore Meisle

Hooper Atchley

Christian Wilk

约翰·汉密尔顿

Simon Dayton

Wilbur Mack

Russell

Lee Tung Foo

Tchin

林顿·布伦特

Tommy

Grace Wood

Mrs. Roemer

Frank Bruno

Lescardi (uncredited)

Ed Cassidy

Ambulance Doctor (uncredited)

惠顿·钱伯斯

Chemistry Lab Director (uncredited)

Clancy Cooper

Warehouse Man (uncredited)

George DeNormand

John (uncredited)

Lester Dorr

Coroner (uncredited)