Code of the Streets (movie, 1939)

Frankie Thomas plays Bob Lewis, leader of a gang consisting of Sailor (Harris Berger), Murph (Hally Chester), Monk (Charles Duncan), Trouble (Billy Benedict) and Yap (David Gorcey). The son of disgraced police officer Lt. Lewis (Harry Carey), Bob vows to clear his dad's name, and also to prove that accused murderer Tommy Shay (Paul Fix) is innocent.