Underworld: Rise of the Lycans
Starring Rhona Mitra, Michael Sheen, Bill Nighy
Written by Danny McBride, Dirk Blackman, Howard McCain
Directed by Patrick Tatopoulos
Plot: The origin story of how the Lycans (the werewolves) starting feuding with the vampires.

"Surprisingly the most entertaining part of the series -- and without Miss Beckinsale. Although that doesn't mean I didn't miss her presence in the movie."