Heroes in Blue is a 1939 American crime film produced by T.R. Williams for Monogram Pictures, directed by William Watson and starring Dick Purcell, Bernadene Hayes and Frank Sheridan. The screenplay was written by Charles Williams from an original story by Charles Williams and Charles Curran. The film was released on November 7, 1993.

Moran, a gangster, hires Joe Murphy to make a large wager on a horse race, but he doesn't make the bet in time. The horse wins, but Moran's men believe Joe is about to run off with the payoff, and one of them is killed in an argument with Joe. Joe's father Mike, who is a night watchman, tries to make a deal with Moran but it backfires. Joe's policeman brother, Terry, has to go after his brother who is now wanted for murder, while also making sure Moran ends up behind bars.