The Mouthpiece 1932

Warren William

Vincent 'Vince' Day

Sidney Fox

Celia Farraday

Aline MacMahon

Miss Hickey, Day's Secretary

John Wray

Mr. Barton

Mae Madison

Elaine

Ralph Ince

J.B. Roscoe

Morgan Wallace

E.A. Smith

Guy Kibbee

Bartender

J. Carrol Naish

Tony Rocco

Walter Walker

District Attorney Forbes

Stanley Fields

Mr. Pondapolis

Murray Kinnell

Thompson, Day's Butler

Noel Francis

Miss DeVere

William Janney

John 'Johnny' Morris

Emerson Treacy

Robert Wilson (Uncredited)

Jack La Rue

Joe Garland (Uncredited)

Polly Walters

Gladys (Uncredited)

Berton Churchill

Rocco Trial Judge (Uncredited)

Davison Clark

Detective Arresting Garland (Uncredited)

Kenne Duncan

Office Worker (Uncredited)

Helena Phillips Evans

Crying Prospective Client (Uncredited)

Willie Fung

Chinese Waiter (Uncredited)

Paulette Goddard

Platinum Blonde at Party (Uncredited)

John Kelly

Cab Driver (Uncredited)

Hector Sarno

The Gardener-Murderer (Uncredited)

Eric Wilton

Maitre d' (Uncredited)

Charles Lane

Hotel Desk Clerk (Uncredited)

Selmer Jackson

Prison Clerk (Uncredited)

Pedro Regas

One of J.B.'s Henchmen (Uncredited)

Lew Harvey

One of J.B.'s Henchmen (Uncredited)

Frank J. Collins

Theatre Play

Earl Baldwin

Adaptation

Joseph Jackson

Screenplay

James Flood

Director

Earl Luick

Costume Design

Esdras Hartley

Art Direction

William H. Cannon

Assistant Director

George Amy

Editor

Barney McGill

Director of Photography

Elliott Nugent

Director

Earl Baldwin

Dialogue

Rufus Le Maire

Casting

Billy Gordon

Casting Assistant

William Maybery

Casting Assistant

Leo F. Forbstein

Conductor

Bernhard Kaun

Original Music Composer