The Secret 6 (1931)

Bootlegger/cafe owner Johnny Franks recruits crude working man Louis 'Slaughterhouse' Scorpio to join his gang which is masterminded by crooked criminal defense lawyer Richard Newton. Slaughterhouse eventually takes over Franks' operation, beats a rival gang, becomes wealthy and dominates the city for several years until a secret group of 6 masked businessmen have him prosecuted and sent to the electric chair with the help of rival crusading newspapermen Carl Luckner and Hank Rogers. Waitress Anne Courtland is torn between her love for the honest newsman Hank and her financial dependence on her generous boss, Slaughterhouse.