Check out this cool behind the scenes video from ET, featuring Paul Bettany on the set of PRIEST. Adapted by Cory Goodman from a TokyoPop comic book, PRIEST is set in a world ravaged by centuries of war between man and vampires and follows a warrior priest (Paul Bettany) who turns against the church to track down a murderous band of vampires who have kidnapped his niece. Cam Gigandet plays a young wasteland sheriff who is part vampire. He partners with Bettany to save the girl he loves, the niece.