Captain Hatch was the latest and last known name used by the Devil; a powerful, evil, ancient supernatural entity, which fed on conflict between vampires and werewolves and existed solely to create chaos, death and destruction. Other, earlier names that the Devil went by included Satan, Old Nick, Old Scratch, Azazel, Woland and the Stranger. He is the main antagonist of Series 5 and the last antagonist of the series.