Street of Sinners (1957)

Chicago cop Johnny Kelly, dissatisfied with his job and marriage, would like to run away with his stripper girlfriend Angel Face, but keeps getting cold feet. During one crowded night, Angel Face decides she's had enough vacillation, and crooked lawyer Biddel has an illegal mission for Johnny that could put him in a financial position to act. But other, conflicting schemes are also in progress...

Danforth is assigned to take over the police department in a section of a large city saddled with juvenile delinquency, petty crimes, graft and also a recent unsolved murder of a strip-tease dancer. Recognizing the laxity of the department he implements many changes and soon finds himself under fire by the newspapers, the attorney of a racket leader and the denizens of this human jungle.

The story of two New York City police officers, one white and one black, their ambush and murder by black revolutionaries and the efforts to hunt down and capture their killers.