THE TWILIGHT SAGA: BREAKING DAWN PART 2 MARLANE BARNES INTERVIEW (Video) –Marlane Barnes, who plays a vampire in The Twilight Saga: Breaking Dawn Part 2, sat down with screenslam to talk about her excitement for the movie and her experience working on the set. Barnes’ character is Maggie, a member of the Irish coven of vampires, who has the ability to sense if someone is lying. This last insta…