The Departed is a 2006 American crime drama film, directed by Martin Scorsese and written by William Monahan. It is a remake of the 2002 Hong Kong film Infernal Affairs. The story is inspired by Infernal Affairs (2002) by Alan Mak and Andrew Lau, the most successful Hong Kong film of recent years. Indeed, having just re-read my 2004. Directed by Martin Scorsese. With Leonardo DiCaprio, Matt Damon, Jack Nicholson, Mark Wahlberg. An undercover cop and a mole in the police attempt to identify each. Critics Consensus: Featuring outstanding work from an excellent cast that includes Jack Nicholson, Leonardo DiCaprio, and Matt Damon, The Departed is a thoroughly. Trailer for Martin Scorsese's film starring Leonardo DiCaprio,Matt Damon,Jack Nicholson,Mark Wahlberg,Martin Sheen,Ray Winstone,Vera Farmiga,Alec Baldwin.