Rating: PG-13 Stars: Chris Hemsworth, Natalie Portman, Tom Hiddleston, Anthony Hopkins, Christopher Eccleston, Jaimie Alexander, Zachary Levi, Ray Stevenson, Tadanobu Asano, Idris Elba, Rene Russo, Adewale Akinnoye-Agbaje, Kat Dennings, Stellan Skarsg ...