Dan McCormick

Lon Chaney Jr.

Acting

Dr. Paul Rigas

Lionel Atwill

Acting

June Lawrence

Anne Nagel

Acting

Mark Adams

Frank Albertson

Acting

Dr. John Lawrence

Samuel S. Hinds

Acting

District Attorney Ralph B. Stanley

William B. Davidson

Acting

Detective Sergeant Regan

Ben Taggart

Acting

Nurse

Constance Bergen

Acting

Doctor

Ivan Miller

Acting

Chinese Boy, Wong

Chester Gan

Acting

Dr. Bruno

George Meader

Acting

Detective

Frank O'Connor

Acting

Medical Examiner

John Dilson

Acting

Alienist #2

Byron Foulger

Acting

Mrs. Frank Davis (uncredited)

Jessie Arnold

Acting

Charlie, Prison Guard (uncredited)

James Blaine

Acting

Radio Announcer (uncredited)

Gary Breckner

Acting

Jury Foreman (uncredited)

Lowell Drew

Acting

Assistant District Attorney (uncredited)

John Ellis

Acting

Police Radio Announcer (uncredited)

Douglas Evans

Acting

Reporter (uncredited)

Jack Gardner

Acting

Mike - Dynamo Operator (uncredited)

William Hall

Acting

Warden Harris (uncredited)

Russell Hicks

Acting

Judge (uncredited)

Wright Kramer

Acting

Detective (uncredited)

Tom Quinn

Acting

Prison Guard (uncredited)

Bob Reeves

Acting

Defense Attorney (uncredited)

Mel Ruick

Acting

Frank Davis (uncredited)

Francis Sayles

Acting

Prison Chaplain (uncredited)

Paul Scott

Acting

Hay Wagon Passenger (uncredited)

David Sharpe

Acting

Dynamo Operator #2 (uncredited)

Victor Zimmerman

Acting

Corky the Dog (uncredited)

Corky

Acting