Storyline:
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.

Cast:

Leonardo DiCaprio William 'Billy' Costigan, Jr.

Matt Damon Staff Sgt. Colin Sullivan

Jack Nicholson Francis 'Frank' Costello

Mark Wahlberg Staff Sgt. Sean Dignam

Vera Farmiga Dr. Madolyn Madden

Martin Sheen Capt. Oliver Charles Queenan

Ray Winstone Mr. Arnold 'Frenchy' French

Anthony Anderson Trooper Brown

Alec Baldwin Capt. George Ellerby

Kevin Corrigan Cousin Sean

James Badge Dale Barrigan

David O'Hara Fitzy

Mark Rolston Delahunt

Robert Wahlberg Lazio (FBI)

Kristen Dalton Gwen

Medium: Digital Copy, AAC 2.0 - English

Location: Hard Drive 1

Loaned: No

Aspect ratio: 2.40:1