A Nevada cop is on the verge of retiring when a desperate woman begs him to find whoever is responsible for the murder of her seven-year-old daughter. Unable to turn her down, he begins an unofficial investigation, confident that his former colleague's chief suspect is actually innocent - but as he draws closer to the real killer, he becomes increasingly obsessed. Drama, directed by Sean Penn and starring Jack Nicholson, Robin Wright, Benicio Del Toro, Patricia Clarkson and Aaron Eckhart