A Man Apart is a 2003 American vigilante action thriller film directed by F. Gary Gray and co-produced by and starring Vin Diesel as Sean Vetter, an undercover DEA agent who is on a vendetta to take down a mysterious drug lord named Diablo after his wife is murdered. The film also stars Larenz Tate with Timothy Olyphant, Geno Silva, and Steve Eastin. Released by New Line Cinema in the United States on April 4, 2003, it received generally negative reviews from critics and performed poorly at the box office.