VIDEO : Chris Hemsworth, Tom Hiddleston, Idris Elba In 'Thor: Ragnarok' New Trailer

Thor must face the Hulk in a gladiator match and save his people from the ruthless Hela. The all star cast in this film includes Chris Hemsworth, Tom Hiddleston, Benedict Cumberbatch, Idris Elba, Cate Blanchett, Anthony Hopkins, Mark Ruffalo, Jeff Goldblum, Jaimie Alexander, Karl Urban and more. This is the latest trailer in HD. Check it out for sure.