Michael Sheen drop the warewolf role as Lucian in Underworld, and is now the lead Volturi figure, Aro, a vampire that can read minds, and see all your life, by touch.
Jamie Campbell Bower appeared in Sweeney Tood alongside Johnny Depp, but in New Moon he is Caius.
We've seen Chistopher Heyerdahl in Supernatural as Alastair, but now it comes to us as Marcus.
The fragil and oddly dangerous Jane is portrayted by the talented Dakota Fanning.
Cameron Bright was a kid that turned off other mutants powers in X-Men - The Last Stand, in New Moon he will be Alec, Jane's twin.