Underworld was released to Amazon Video on 2007-03-06.
Director: Len Wiseman
Cast: Bill Nighy, Michael Sheen, Kate Beckinsale, Scott Speedman, and Shane Brolly
Vampires and werewolves have waged a nocturnal war against each other for centuries. But all bets are off when a female vampire warrior named Selene, who's famous for her strength and werewolf-hunting prowess, becomes smitten with a peace-loving male werewolf, Michael, who wants to end the war.