导演 Edward L. Cahn

FBI Agent Dave Elliott Donald Cook

Maxine Travers Evalyn Knapp

Mr. Walsh Theodore von Eltz

Terence 'Midget' Regan Warren Hymer

'Lefty' Tate J·卡罗尔·奈什

J.W. Keaton Herbert Rawlinson

J.W. 'Jack' Keaton, Jr. Kane Richmond

Insp. Stone Edward Hearn

Lacey James P. Burtis

Insp. Arthur M. Preston Clay Clement

FBI Agent Bob Arnold Reed Howes

H. Van Cleve Morgan Wallace

Giuseppe Tomasso Giaconelli Monte Carter

Hanover - Walsh's Henchman Al Bridge

FBI Agent Nash Earl Eby

FBI Agent Connors 林顿·布伦特

Sardo - Walsh's Henchman George Chesebro

Woman Mary Gwynne

G-Man Frank Marlowe

Mary - Old Barfly Lillian Castle

Reporter Donald Kerr

Character Edwin Argus

Henchman Jack Gustin

FBI Agent David Worth

Official Allen Connor

Elderly Man Tom Brower

Short Pool Player Harry Harvey

Fat Pool Player Robert Homans

One of Keaton's Lieutenants Allan Cavan

Secretary Earl Dwire

One of Keaton's Lieutenants John Ince

One of Keaton's Lieutenants Lee Phelps

Jeweller Alphonse Martell