Director F. Gary Gray sent posted a link today via his personal Twitter account to a video of an explosion just shot for some added special effects sequences in his upcoming film Law Abiding Citizen.

Watch the video, as well as the film’s trailer, here below.

Law Abiding Citizen, scheduled to his theaters on October 16, 2009, stars Gerard Butler as a family man whose wife and daughter are murdered in a home invasion. After the killers are caught, a young hotshot prosecutor (Jamie Foxx) is put in a difficult situation after he’s assigned to their case.

The R-rated film also stars Bruce McGill, Colm Meaney, Leslie Bibb, Michael Irby, Regina Hall, and Viola Davis.