The movie “ The Departed” is a movie about Two Boston State police Officers that both share different opinions about the law. The two are Undercover in the State Police, the one happens to be working with the Irish Mafia (Matt Damon) and the other happens to be a real undercover police officer (Leonardo DiCaprio). Bloodshed and violence was made with the two organizations and both moles of each organization are there to discover ones identities. The two officers both graduated from the same academy, Collin Sullivan (Matt Damon) was promoted to the State Police Special investigation unit. While he was working for the state police he happened to be an informant for Frank Costello (Jack Nicholson), Frank Costello was ahead of the entire Boston Irish Mafia organization. He was involved with drugs, violence, and laundering money through business that he happened to be financing. The State Police finally had enough of him and ordered to get their own informant working for Frank Costello.
The Informant happened to be William Costigan (Leonardo DiCaprio), he presumed to be kicked out the State police, but detective Digman (Mark Wahlberg) and detective Queenan (Martin Sheen) decided to keep William Costigan and keep his identity a secret. William Costigan was set up to go undercover, he was sent to jail for a year to make him look like legit criminal. Then when he was to get out, he would go undercover and work for Frank Costello. He started doing small jobs selling drugs, assaulting victims, witnessing murders, and part