Check out some new official clips for Marvel sequel Thor The Dark World. The film stars Chris Hemsworth (Thor), Tom Hiddleston (Loki), Natalie Portman (Jane Foster) and Anthony Hopkins (Odin). Directed by Game of Thrones director Alan Taylor, the much anticipated sequel sees Thor battle an ancient race of Dark Elves led by the vengeful Malekith (Christopher Eccleston) who threatens to plunge the universe back into darkness after the events of The Avengers.