The Undercover Man

Glenn Ford

Frank Warren

Nina Foch

Judith Warren

James Whitmore

George Pappas

Barry Kelley

Attorney Edward J. O'Rourke

Frank Tweddell

Inspector Herzog

Howard St. John

Joseph S. Horan

John F. Hamilton

Police Desk Sergeant Shannon

Leo Penn

Sidney Gordon

Joan Lazer

Rosa Rocco

Esther Minciotti

Maria Rocco

Angela Clarke

Theresa Rocco

Anthony Caruso

Salvatore Rocco

Robert Osterloh

Emanuel 'Manny' Zanger

Kay Medford

Gladys LaVerne

Patricia Barry

Muriel Gordon

David Bauer

Stanley Weinburg

Richard Bartell

Bailiff

Peter Brocco

Johnny (uncredited)

John Butler

Grocer / Bookie

Wheaton Chambers

Parker's Secretary

Marcella Cisney

Alice Ferguson

Michael Cisney

Michael Cisney

Tom Coleman

Plainclothesman (uncredited)

Roy Darmour

Hoodlum

George Douglas

District Attorney

Jim Drum

Policeman

Sidney Dubin

Harris

Ben Erway

Court Clerk

Virginia Farmer

Mrs. Weisner

John George

Onlooker at Murder Scene (uncredited)

Everett Glass

Judge Allen F. Parker (uncredited)

Jack Gordon

Hoodlum (uncredited)

Sol Gorss

Joseph Clark - Hoodlum (uncredited)

Kit Guard

Passerby

Robert Haines

Coroner's Office Phone Clerk

Tom Hanlon

Newsreel Announcer

John Ireland

Narrator (voice) (uncredited)

Ted Jordan

Hoodlum (uncredited)

Paul Kruger

Malibu Policeman

Pat Lane

Policeman

Robert Malcolm

Malibu Policeman

Cy Malis

Hoodlum

Joe Mantell

Newsboy (uncredited)

Paul Marion

Hoodlum

Irene Martin

Allen Mathews

Policeman

Edwin Max

Horse Parlor Manager

Frank Mayo

Jury Foreman

Daniel Meyers

Silvio Minciotti

Vendor

Al Murphy

Billy Nelson

Horse Parlor Bouncer (uncredited)

Brian O'Hara

Policeman

Joe Palma

Policeman

Franklin Parker

Rose Plumer

Rocco Tenement Resident

Ed Randolph

Stella LeSaint

William Rhinehart

Gunman

Wally Rose

Hoodlum

Cosmo Sardo

Man Departing Train

Bernard Sell

Larry Steers

Man in Movie Audience

Bert Stevens

Plainclothesman

Bill Stubbs

Gambler

Glen Thompson

Hoodlum

Arthur Tovey

Federal Agent Guarding Witnesses (uncredited)

William Vedder

Druggist

Peter Virgo

Cigar-Store Owner / Bookie

Ralph Volkie

Big Man

Helen Wallace

Mrs. O'Rourke (uncredited)

Harlan Warde

Hoodlum

Than Wyenn

Cabbie

Esther Zeitlin