To take down South Boston's Irish Mafia, the police send in one of their own to infiltrate the underworld, not realizing the syndicate has done likewise. While an undercover cop curries favor with the mob kingpin, a career criminal rises through the police ranks. But both sides soon discover there's a mole among them.

On New Year's Eve, inside a police station that's about to be closed for good, officer Jake Roenick must cobble together a force made up cops and criminals to save themselves from a mob looking to kill mobster Marion Bishop.

New York cop Frank Serpico blows the whistle on the rampant corruption in the force only to have his comrades turn against him.

Mason Storm, a 'go it alone' cop, is gunned down at home. The intruders kill his wife, and think they've killed both Mason and his son too. Mason is secretly taken to a hospital where he spends several years in a coma. His son meanwhile is growing up thinking his father is dead. When Mason wakes up, everyone is in danger - himself, his...

A tough Russian policeman is forced to partner up with a cocky Chicago police detective when he is sent to Chicago to apprehend a Georgian drug lord who killed his partner and fled the country.