Frank Faylen

Convict Ponti

Will Geer

Convict Mapes

Martha Stewart

Bertie Williams

Henry O'Neill

Detective Dorn

Douglas Kennedy

Det. Bailey

Roland Winters

Vernon Bradley, Attorney

Ed Begley

Mackay, Head of Parole Board

Griff Barnett

Mr. Hufford (uncredited)

Jay Barney

Convict Nick - Prison Cook (uncredited)

Brandon Beach

Convict (uncredited)

Whit Bissell

States Attorney Owens (uncredited)

Marshall Bradford

Parole Board Member (uncredited)

Chet Brandenburg

Convict (uncredited)

Benny Burt

Convict Blackie (uncredited)

James Bush

Guard in Kitchen (uncredited)

John Butler

Convict Curly (uncredited)

Frank Cady

Eddie (uncredited)

Charles Cane

Police Desk Sergeant (uncredited)

Clancy Cooper

Prison Guard (uncredited)

Harry Cording

Convict in Prison Yard (uncredited)

James Dime

Convict in Prison Yard (uncredited)

Jimmie Dodd

Convict Grant (uncredited)

John Doucette

Convict Tex (uncredited)

Duke Fishman

Convict in Prison Yard (uncredited)

Fred Graham

Guard in Laundry (uncredited)

William E. Green

Dr. Masterson (uncredited)

Ilka Grüning

Martha Lorry (uncredited)

Richard Hale

Judge (uncredited)

Chuck Hamilton

Policeman (uncredited)

Harry Harvey

Parole Board Member (uncredited)

Bradford Hatton

Parole Board Member (uncredited)

Tom Kingston

Train Conductor (uncredited)

Robert Malcolm

Guard (uncredited)

Alphonse Martell

Convict Melreau (uncredited)

James Millican

Guard in Kitchen (uncredited)

Eddie Parker

Guard in Laundry (uncredited)

Jack Perry

Convict in Prison Yard (uncredited)

Vincent Renno

Freddie (uncredited)

Charles Sherlock

Policeman (uncredited)

William Tannen

Prison Guard (uncredited)

Ray Teal

Cell Block / Yard Guard (uncredited)

William Vedder

Whitey - 2nd Convict (uncredited)

Peter Virgo

Convict Luigi (uncredited)

Blackie Whiteford

Convict in Prison Yard (uncredited)

Harry Wilson

Convict in Prison Yard (uncredited)