Donald Cook

FBI Agent Dave Elliott

Evalyn Knapp

Maxine Travers

Theodore von Eltz

Mr. Walsh

Warren Hymer

Terence 'Midget' Regan

J. Carrol Naish

'Lefty' Tate

Herbert Rawlinson

J.W. Keaton

Kane Richmond

J.W. 'Jack' Keaton, Jr.

Edward Hearn

Insp. Stone

James P. Burtis

Lacey

Clay Clement

Insp. Arthur M. Preston

Reed Howes

FBI Agent Bob Arnold

Morgan Wallace

H. Van Cleve

Monte Carter

Giuseppe Tomasso Giaconelli

Al Bridge

Hanover - Walsh's Henchman

Earl Eby

FBI Agent Nash

Lynton Brent

FBI Agent Connors

George Chesebro

Sardo - Walsh's Henchman

Mary Gwynne

Woman

Frank Marlowe

G-Man

Lillian Castle

Mary - Old Barfly

Donald Kerr

Reporter

Edwin Argus

Character

Jack Gustin

Henchman

David Worth

FBI Agent

Allen Connor

Official

Tom Brower

Elderly Man

Harry Harvey

Short Pool Player

Robert Homans

Fat Pool Player

Allan Cavan

One of Keaton's Lieutenants

Earl Dwire

Secretary

John Ince

One of Keaton's Lieutenants

Lee Phelps

One of Keaton's Lieutenants

Alphonse Martell

Jeweller

Edward L. Cahn

Director

Scott Darling

Story

John Rathmell

Story

Wellyn Totman

Screenplay