David Anders
David Anders (born David Anders Holt; March 11, 1981) is an American television and stage actor. He is best known for his roles as Julian Sark on Alias, as Adam Monroe on Heroes, as John Gilbert in the TV series The Vampire Diaries, and as Victor Frankenstein/Dr. Whale on ABC's Once Upon A Time. Although Anders is American, a few of his noted roles required him to use a British Home counties accent.