The Secret Six

Wallace Beery

Louis 'Slaughterhouse' Scorpio

Lewis Stone

Richard 'Newt' Newton - Attorney at Law

Johnny Mack Brown

Hank Rogers

Jean Harlow

Anne Courtland

Marjorie Rambeau

Peaches

Paul Hurst

Nick Mizoski - the Gouger

Clark Gable

Carl Luckner

Ralph Bellamy

Johnny Franks

John Miljan

Joe Colimo

DeWitt Jennings

Chief of Police Donlin

Murray Kinnell

Metz - the Dummy

Fletcher Norton

Jimmy Delano

Louis Natheaux

Eddie

Frank McGlynn Sr.

Judge

Theodore von Eltz

District Attorney Keeler

Lynton Brent

Reporter (uncredited)

Charles Giblyn

Mr. Simms - Ballistics Expert (uncredited)

Joseph W. Girard

Official (uncredited)

Betty Lawson

Undertermined Secondary Role (uncredited)

Tom London

Blackjacking Gangster (uncredited)

George Magrill

Police Guard at Jailhouse (uncredited)

Lee Phelps

Smelts - Waiter (uncredited)

Oscar Rudolph

Ivan Colimo (uncredited)

Hector Sarno

Finko (uncredited)

Carol Tevis

Manicurist (uncredited)

Walter Walker

Onlooker in Courtroom (uncredited)

S.D. Wilcox

Protesting Man in Courtroom (uncredited)

George W. Hill

Director, Producer

Frances Marion

Writer

Irving Thalberg

Producer