 
<translate> Passage: David Anders Holt (amụrụ na Machị 11, 1981), nke a maara nke ọma dịka David Anders, bụ onye na-eme ihe nkiri na telivishọn nke America. A maara ya nke ọma maka ọrụ ya dị ka Julian Sark na Alias, dị ka Adam Monroe na Heroes, dị ka John Gilbert na TV usoro The Vampire Diaries, dị ka Victor Frankenstein / Dr. Whale na ABC's Once Upon a Time, na dị ka Blaine "DeBeers" McDonough na iZombie. Ọ bụ ezie na Anders bụ onye America, ole na ole n'ime ọrụ ya achọrọ ka o jiri olu obodo Britain.  Ajụjụ: Dabere n'ihe a e kwuru ebe a, ònye mere Dr. Frankenstein n'otu oge gara aga? Steam nke ịmara n'okpuru: <eng> Passage: David Anders Holt (born March 11, 1981), known professionally as David Anders, 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, as Victor Frankenstein / Dr. Whale on ABC's Once Upon a Time, and as Blaine "DeBeers" McDonough on iZombie. Although Anders is American, a few of his roles have required him to use a British Home counties accent.

Question: Based on this passage, who played dr frankenstein in once upon a time?
Steam of consciousness below:
 