Got a couple that i love.
Donnie Brasco - Shows just how good of an actor Johnny Depp is when he isn't doing a piece of shit Tim Burton movie. FUGETABOUTIT !!!!!!!!!!!!!!!
Menace II Society - simply amazing
Other Classics i didnt see mentioned yet that are worth a watch
City of God
Snatch
Anything by Tarentino (Simply the best in the game today) - what was Will Smith thinking turning down the lead in his new film to do more shitty sequals to terrible movies.