Frailty is a 2001 American psychological horror film directed by and starring Bill Paxton, and co-starring Matthew McConaughey and Powers Boothe. It marks Paxton's directorial debut. The plot focuses on the strange relationship between two young brothers and their father, who believes that he has been commanded by God to kill demons disguised as people. Released on April 12, 2002, the film received generally positive reviews from critics and grossed $17 million.

William Paxton was an American actor and filmmaker. He starred in films such as Aliens (1986), Near Dark (1987), Tombstone (1993), True Lies (1994), Apollo 13 (1995), Twister (1996), Titanic (1997), Mighty Joe Young (1998), and A Simple Plan (1998). He had supporting roles in Weird Science (1985), Edge of Tomorrow (2014), and Nightcrawler (2014).