So for all us Marvel fans who wondered where the heck were Thor and Hulk while that whole "civil war" was going on in the last Captain America movie, they present Thor: Ragnarok . This third instalment for the god of thunder stars: Chris Hemsworth , Tom Hiddleston , Cate Blanchett , Mark Ruffalo , Jeff Goldblum , Idris Elba , and Anthony Hopkins . From Google: "Imprisoned on the other side of the universe, the mighty Thor finds himself in a deadly gladiatorial contest that pits him against the Hulk, his former ally and fellow Avenger. Thor's quest for survival leads him in a race against time to prevent the all-powerful Hela from destroying his home world and the Asgardian civilization."