A Stranger in Town (1943)
Visiting a small town in order to hunt ducks, supreme court judge Frank Morgan (the Wizard of Oz) discovers abuse of power by public servants.
Great Guy (1937)
James Cagney plays the plucky Irish crusader, Johnny Cave, who fights against corruption at the Weights And Measures Department. James Cagney is great in this movie. It shows why he was such a huge movie star.
Parole Inc. (1948)