Thor is a 2011 American superhero film based on the comic book character of the same name published by Marvel Comics and is the fourth film released as part of the Marvel Cinematic Universe. The film stars Chris Hemsworth, Natalie Portman, Tom Hiddleston, Anthony Hopkins, and Stellan Skarsgård with Kenneth Branagh directing a script by Ashley Edward Miller, Zack Stentz, and Don Payne. The project of a film adaptation of Thor was in "development hell" for several years before Marvel Studios signed Protosevich to write its script in 2006. Matthew Vaughn was to direct the film in late 2008 for a release in 2010. Branagh replaced Vaughn in late 2008, and the film's release was rescheduled into 2011. The main characters were cast in 2009, and principal photography took place from January to May 2010.
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Iron Man is a 2008 American superhero film based on the Marvel Comics character of the same name. Directed by Jon Favreau, the film stars Robert Downey, Jr. as Tony Stark, an industrialist and master engineer who builds a powered exoskeleton and becomes the technologically advanced superhero, Iron Man. Gwyneth Paltrow plays his personal assistant Pepper Potts, Terrence Howard plays military liaison James Rhodes and Jeff Bridges plays Stark Industries executive Obadiah Stane.
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