Who killed the girl in mystic river?

Mystic River is a 2003 American mystery drama film directed and scored by Clint Eastwood. It stars Sean Penn, Tim Robbins, Kevin Bacon, Laurence Fishburne, Marcia Gay Harden, and Laura Linney. The screenplay, written by Brian Helgeland, was based on the novel of the same name by Dennis Lehane. read more

Sean Penn thought that Tim Robbins is the one who killed her daughter because there was a scene that Tim Robbins went home with blood in his hands and his wife witnessed it the same night when Sean's daughter was killed. When Tim Robbins' wife told Sean Penn her fear and conclusion, Sean went mad and killed Tim ignoring Tim's explanation. read more

The Mystic River is the name of a river in Boston. It's name comes from a Wampanoag word meaning "big river." Jimmy tells Dave, "We bury our sins here [in the Mystic River], Dave. read more