The Secret Six

Bootlegger/cafe owner, Johnny Franks recruits crude working man Scorpio to join his gang, masterminded by crooked criminal defense lawyer Newton. Scorpio eventually takes over Frank's operation, beats a rival gang, becomes wealthy, and dominates the city for several years until a secret group of six masked businessmen have him prosecuted and sent to the electric chair.

• 
  George W. Hill

• 
  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)