莱昂内尔·阿特威尔

Lionel Atwill

饰：Dr. Paul Rigas

小朗·钱尼

Lon Chaney Jr.

饰：Dan McCormick

安妮·内格尔

Anne Nagel

饰：June Lawrence

弗兰克·艾伯森

Frank Albertson

饰：Mark Adams

萨缪尔·S·辛兹

Samuel S. Hinds

饰：Dr. John Lawrence

威廉·B·戴维森

William B. Davidson

饰：Dist. Atty. Ralph Stanley

Ben Taggart

饰：Detective sergeant

Constance Bergen

饰：Nurse (as Connie Bergen)

Ivan Miller

饰：Doctor

Chester Gan

饰：Wong (servant)

George Meader

饰：Dr. Bruno

约翰·迪尔森

John Dilson

饰：Medical Examiner

拜伦·弗格

Byron Foulger

饰：Alienist #2

拉塞尔·希克斯

Russell Hicks

饰：Warden Harris

Jessie Arnold

饰：Mrs. Davis (uncredited)

James Blaine

饰：Charlie (prison guard) (uncredited)

Gary Breckner

饰：Radio announcer (uncredited)

Lowell Drew

饰：Jury foreman (uncredited)

Douglas Evans

饰：Police radio announcer (uncredited)

Jack Gardner

饰：Reporter (uncredited)

威廉·霍尔

William Hall

饰：Mike (dynamo operator) (uncredited)

Wright Kramer

饰：Judge (uncredited)

Tom Quinn

Tom Quinn

饰：Detective (uncredited)

Bob Reeves

饰：Prison guard (uncredited)

Mel Ruick

饰：Defense attorney (uncredited)

Francis Sayles

饰：Frank Davis (uncredited)

Paul Scott

饰：Prison chaplain (uncredited)

大卫·夏普

David Sharpe

饰：Hay wagon passenger (uncredited)

Victor Zimmerman

Victor Zimmerman

饰：Dynamo operator #2 (uncredited)

John Ellis

John Ellis

饰：Assistant D.A. (uncredited)

弗兰克·奥康纳

Frank O'Connor

饰：Detective