David Ayer (born January 18, 1968) is an American film director, producer, and screenwriter. He is best known for being the writer of Training Day (2001), and the director and writer of Harsh Times (2005), Street Kings (2008), End of Watch (2012), Sabotage (2014), and Fury (2014). In September, 2014 it was announced that David Ayer will write and direct the film adaptation of the fictional DC comics Super villain team Suicide Squad for a 2016 release.