Get ready to see Brad Pitt as an greasy mob enforcer!

A new trailer for Pitt's upcoming flick, Killing Them Softly, has just been released, and centers on a mob boss who is out to seek revenge on two lowlifes who ripped off a high-stakes gambling den.

The flick was screened in Cannes last week, and costars Ray Liotta, James Gandolfini and Sam Shepard.

Killing Them Softly opens nationwide on 21 September 2012.