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.

The Boondock Saints
1999
7.3/10

The Heat
2013
6.6/10

The Town
2010
7.2/10

Black Mass
2015
6.5/10

Gone Baby Gone
2007
7.3/10

Donnie Brasco
1997
7.5/10

Sleepless
2017
5.9/10

American Gangster
2007
7.6/10

Spenser Confidential
2020
6.5/10

Finestkind
2023
6.9/10

Miller's Crossing
1990
7.5/10

The Friends of Eddie Coyle
1973
7.3/10

Patriots Day
2016
7.1/10

Raw Deal
1986
5.8/10

Dark Blue
2002
6.2/10

Heat
1995
7.9/10

State of Grace
1990
6.9/10

Blood Ties
2013
6.1/10

The Equalizer 3
2023
7.3/10

The Informer
2019
6.5/10
The Rookies
1972
6/10