"Killer Joe" is a dark comedy crime film directed by William Friedkin, released in 2011. The story revolves around a dysfunctional family that hires a hitman, Killer Joe Cooper, to murder their wealthy matriarch in order to collect her life insurance money. The film explores themes of desperation, morality, and the consequences of crime. The screenplay, written by Tracy Letts, is based on his play of the same name. The film features a cast that includes Matthew McConaughey as Killer Joe, Emile Hirsch, and Gina Gershon. It received mixed reviews but was noted for its provocative content and strong performances.