Here's quite the entertaining trailer for F. Gary Gray's upcoming thriller "Law Abiding Citizen," in which Gerard Butler goes really nuts. Check out the vibrant preview after the jump.

After finding out that one of his wife and daughter’s murderers will be set free via a plea bargain, Butler’s character decides to take revenge against those responsible for the murders and the deal.

Jamie Foxx plays successful assistant D.A. pulled into the middle of the mayhem. Butler's revenge will be explosive, and as you can see in this footage below, he's stopping at nothing to put into place his own system of justice.

F. Gary Gray ("The Italian Job") is directing a script by Kurt Wimmer, whose credits also include "Ultraviolet" and "Equilibrium." Bruce McGill, Colm Meaney, Leslie Bibb, Michael Irby, Regina Hall and Viola Davis co-star. "Citizen" hits Oct. 16, 2009.