Great Guy is a 1936 American crime film noir directed by John G. Blystone and starring James Cagney. In the film, an honest inspector for the New York Department of Weights and Measures takes on corrupt merchants and politicians.

Plot

After the Chief Deputy of the Department of Weights and Measures is nearly killed in a car accident engineered by corrupt politician Marty Cavanaugh, he enlists ex-boxer Johnny Cave (Cagney) to take over his position. Johnny learns from Joe Green, the chief deputy, that there are men who are higher up in the organization than Marty. As the new leader, Johnny reiterates to his team the importance of their department and warns them that corruption is an ongoing hazard.