The Dark Knight

'Batman, Gordon and Harvey Dent are forced to deal with the chaos unleashed by an anarchist mastermind known only as the Joker, as it drives each of them to their limits.'

The Dark Knight is a 2008 superhero crime thriller film directed and co-written by Christopher Nolan. Based on the DC Comics character Batman, the film is part of Nolan's Batman film series and a sequel to 2005's Batman Begins. Christian Bale reprises the lead role. The film follows Bruce Wayne/Batman (Bale), District Attorney Harvey Dent/Two-Face (Aaron Eckhart), Assistant D.A. Rachel Dawes (Maggie Gyllenhaal), and Police Commissioner James Gordon (Gary Oldman) and their struggles and journey in combating the new rising threat of a criminal who goes by the name of the "Joker" (Heath Ledger).

Source: Wikipedia