Underworld

'Underworld' is a 2003 action-horror film directed by Len Wiseman. The movie follows the centuries-old battle between vampires and werewolves, known as Lycans. A vampire warrior named Selene gets caught in the conflict and uncovers a plot that could change the course of the war between the two species. The film stars Kate Beckinsale as Selene, Scott Speedman as Michael Corvin, and Bill Nighy as Viktor.