Priest is a 2011 American horror film starring Paul Bettany as the title character. The film, directed by Scott Stewart, is based on the Korean comic of the same name.
Films plot, “In an alternate world, humanity and vampires have warred for centuries. After the last Vampire War, the veteran Warrior Priest (Bettany) lives in obscurity with other humans inside one of the Church's walled cities. When the Priest's niece (Lily Collins) is kidnapped by vampires, the Priest breaks his vows to hunt them down. He is accompanied by the niece's boyfriend (Cam Gigandet), who is a wasteland sheriff, and a former Warrior Priestess (Maggie Q).”