The Departed
Leonardo DiCaprio, Matt Damon, Jack Nicholson
An undercover cop and a mole in the police attempt to identify each other while infiltrating an Irish gang in South Boston.
Why you'll love it
The film shows a corrupt police officer working as a mole for an Irish gang in Boston.
Training Day
Denzel Washington, Ethan Hawke, Scott Glenn
A rookie cop spends his first day as a Los Angeles narcotics officer with a rogue detective who isn't what he appears to be.
Why you'll love it
The film portrays a corrupt narcotics officer who manipulates his rookie partner.
Serpico
Al Pacino, John Randolph, Jack Kehoe
An honest New York cop named Frank Serpico blows the whistle on rampant corruption in the force only to have his comrades turn against him.
Why you'll love it
Based on the true story of an honest New York cop who blows the whistle on rampant corruption in the force.
Internal Affairs
Richard Gere, Andy Garcia, Nancy Travis
An Internal Affairs agent becomes obsessed with bringing down a cop who has managed to maintain a spotless reputation despite being involved in a web of corruption.
Why you'll love it
The film revolves around a corrupt LAPD officer and the internal affairs agent determined to bring him down.