Looper

In 2074, when the mob wants to get rid of someone, the target is sent into the past, where a hired gun awaits - someone like Joe - who one day learns the mob wants to 'close the loop' by sending back Joe's future self for assassination.

Looper is a 2012 drama thriller movie directed by Rian Johnson, starring Bruce Willis, Paul Dano, Joseph Gordon-Levitt. It holds an IMDb rating of 7.4/10 from 629,106 votes and runs 1h 59m.