Thor: Ragnarok (film) Thor’s world is about to explode. His devious brother, Loki, has taken over Asgard, the powerful Hela has emerged to steal the throne for herself, and Thor is imprisoned on the planet Sakaar on the other side of the universe. To escape captivity and save his homeworld from Ragnarok (the imminent destruction of Asgardian civilization) by the ruthless Hela, Thor must first win a deadly alien contest by defeating his former ally and fellow Avenger—The Incredible Hulk. Released Nov. 3, 2017, also in 3D and IMAX, after an Oct. 25 release in Belgium and France. Also in IMAX and 3D. Directed by Taika Waititi. Stars Chris Hemsworth (Thor), Idris Elba (Heimdall), Cate Blanchett (Hela), Tom Hiddleston (Loki), Benedict Cumberbatch (Dr. Stephen Strange), Tessa Thompson (Valkyrie), Anthony Hopkins (Odin), Mark Ruffalo (Bruce Banner/Hulk). 130 min. Filmed in wide-screen format. From Marvel Studios.