British actor Christopher Eccleston, who played Doctor Who during the 2005 season of the BBC sci-fi show, is in final negotiations to play the villain in Thor 2, Marvel Studios’ sequel to its 2011 hit.

Alan Taylor is directing the picture, which is officially titled Thor: The Dark World, and brings back most of the first movie’s cast, including Chris Hemsworth, who plays Thor.

Plot details are being kept in the farthest reaches of Valhalla, but Ellleston will play the ruler of the Dark Elves of Svartalfheim.