'The Departed'

Crime scene: Boston

Good cop: William "Billy" Costigan, Jr.

Bad cop: Colin Sullivan

Incident report: In a twisty plotline, an undercover cop posing as a criminal ( Leonardo DiCaprio as Costigan) and an undercover criminal posing as a cop ( Matt Damon as Sullivan) infiltrate each others' organizations.

Criminal intent: When Sullivan finds out that Costigan is secretly meeting their boss ( Martin Sheen as Capt. Oliver Queenan), he alerts the bad guys ( Jack Nicholson and crew). The bad guys arrive before the good, and proceed to throw Queenan off the roof.

September 19, 2012