切斯特·莫里斯

Chester Morris

饰：Horatio 'Boston Blackie' Black

杰芙·唐内尔

Jeff Donnell

饰：Anne Parks Duncan

Dusty Anderson

饰：Sandra

乔治·E·斯通

George E. Stone

饰：The Runt

弗兰克·萨利

Frank Sully

饰：Detective Sergeant Matthews

Marvin Miller

饰：Dr. Nejino

威尔顿格拉芙

Wilton Graff

饰：Rex Duncan

默里·阿尔珀

Murray Alper

饰：Eddie Alexander, Chauffeur

Forbes Murray

Forbes Murray

饰：Dr. Purcell Nash

约瑟夫·奎汉

Joseph Crehan

饰：'Jumbo' Madigan - Pawnbroker

埃德蒙·科博

Edmund Cobb

饰：Policeman (scenes deleted)

John Bagni

饰：Shill (uncredited)

汤姆·狄龙

Tom Dillon

饰：Dinny McGonagle - Irish Policeman (uncredited)

埃迪·邓恩

Eddie Dunn

饰：Police Sergeant (uncredited)

乔治·埃尔德雷奇

George Eldredge

饰：Policeman #2 Outside Hospital Room (uncredited)

埃迪·凡特思顿

Eddie Fetherston

饰：Second Police Sergeant (uncredited)

Doris Houck

饰：Waitress (uncredited)

Charles Jordan

饰：Policeman #1 - Outside Hospital Room (uncredited)

乔治·麦格瑞

George Magrill

饰：Police Officer Kowalski (uncredited)

帕特·奥马利

Pat O'Malley

饰：Elderly Police Officer (uncredited)

Adele Roberts

Adele Roberts

饰：Nurse (uncredited)

Brick Sullivan

饰：Runt's Police Escort (uncredited)

约翰·泰瑞尔

John Tyrrell

饰：Police Patrolman (uncredited)

查尔斯·C·威尔逊

Charles C. Wilson

饰：Police Lieutenant (uncredited)

Richard Lane

Richard Lane

饰：Inspector John Farraday