James Stewart

Character: P.J. 'Jim' McNeal

Richard Conte

Character: Frank W. Wiecek

Lee J. Cobb

Character: Brian Kelly

Helen Walker

Character: Laura McNeal

Betty Garde

Character: Wanda Skutnik

Kasia Orzazewski

Character: Tillie Wiecek

Joanne De Bergh

Character: Helen Wiecek

Howard Smith

Character: K.L. Palmer

Moroni Olsen

Character: Parole Board Chairman

John McIntire

Character: Sam Faxon

Paul Harvey

Character: Martin J. Burns

Robert Adler

Character: Taxicab Driver (uncredited)

Truman Bradley

Character: Narrator (voice) (uncredited)

Michael Chapin

Character: Frank Wiecek Jr. (uncredited)

James Dime

Character: Poker Player (uncredited)

Rex Downing

Character: Copy Boy (uncredited)

Ben Erway

Character: Photo Lab Technician (uncredited)

Helen Foster

Character: Secretary (uncredited)

Jonathan Hale

Character: Governor's Aide Robert Winston (uncredited)

Percy Helton

Character: Mailman William Decker (uncredited)

Samuel S. Hinds

Character: Judge Charles Moulton (uncredited)

Charles Lane

Character: Prosecuting Attorney (uncredited)

E.G. Marshall

Character: Rayska (uncredited)

Addison Richards

Character: State Commissioner John Albertson (uncredited)

Lionel Stander

Character: Wiecek's Cellmate Corrigan (uncredited)

Otto Waldis

Character: Boris Siskovich (uncredited)

Wanda Perry

Character: Chicago Times Telophone Reporter (uncredited)

Richard Bishop

Character: Warden of Stateville Prison (uncredited)

Larry J. Blake

Character: Police Photographic Technician (uncredited)

John Bleifer

Character: Jan Gruska (uncredited)

Dollie Caillet

Character: Secretary (uncredited)

Al Capone

Character: Capone (archive footage) (uncredited)

George Cisar

Character: Policeman (uncredited)

Jane Crowley

Character: Anna Felczak (uncredited)

John Dillinger

Character: Dillinger (archive footage) (uncredited)

Abe Dinovitch

Character: Polish Man (uncredited)

Eddie Dunn

Character: Patrolman John W. Bundy (uncredited)

Lew Eckles

Character: Policeman (uncredited)

Joseph Forte

Character: Parole Board Member (uncredited)

Stanley Gordon

Character: Prison Clerk (uncredited)

Walter Greaza

Character: Police Capt. Norris (uncredited)

Buck Harrington

Character: Bartender (uncredited)

Perry Ivins

Character: Illinois State Journal Technician (uncredited)

Robert Karnes

Character: Pete (uncredited)

Leonarde Keeler

Character: Leonarde Keeler (uncredited)

Cy Kendall

Character: Second Bartender (uncredited)

J.M. Kerrigan

Character: Sullivan - Court Bailiff (uncredited)

Carl Kroenke

Character: Guard (uncredited)

Paul Kruger

Character: Detective (uncredited)

Henry Kulky

Character: First Bartender (uncredited)

Philip Lord

Character: Policeman (uncredited)

Jack Mannick

Character: Polish man (uncredited)

Norman McKay

Character: Detective (uncredited)

George Melford

Character: Parole Board Member (uncredited)

Charles Miller

Character: Parole Board Member (uncredited)

George Pembroke

Character: Policeman (uncredited)

Arthur Peterson

Character: Keeler's Polygraph Assistant (uncredited)

Joe Ploski

Character: Polish Man (uncredited)

William Post Jr.

Character: Sixth Precinct Desk Sergeant (uncredited)

Thelma Ritter

Character: Captain's Secretary (uncredited)

Richard Rober

Character: Sgt. Larson (uncredited)

Dick Ryan

Character: Parole Board Member (uncredited)

Peter Seal

Character: Minor Role (uncredited)

Lester Sharpe

Character: Illinois State Journal Technician (uncredited)

George Spaulding

Character: Man on Parole Board (uncredited)

Ray Spiker

Character: Barfly (uncredited)

Ann Staunton

Character: Chicago Times Telephone Operator (uncredited)

Freddie Steele

Character: Holdup Man (uncredited)

George Turner

Character: Holdup Man (uncredited)

George Tyne

Character: Tomek Zaleska (uncredited)

Bill Vendetta

Character: Chicago Times Photographer (uncredited)

Duke Watson

Character: Policeman (uncredited)

Robert B. Williams

Character: Illinois State Journal Technician

Edward Peil Jr.

Character: Bartender (uncredited)