'Thor' at 15: Director Kenneth Branagh on casting Chris Hemsworth and making Marvel's most influential Phase One movie

Marvel Studios has largely forgotten the valuable casting lesson it learned from the first Thor movie, opting for established stars over unknowns.

Thor: Directed by Kenneth Branagh. With Chris Hemsworth, Anthony Hopkins, Natalie Portman, Tom Hiddleston. The powerful but arrogant god Thor is cast out of Asgard to live amongst humans in Midgard (Earth), where he soon becomes one of their finest defenders.

Thor is one of the most loved characters in the entire Marvel franchise and in this article, find out how to watch all Thor movies in order.

Stream 'Thor (2011)' and watch online. Discover streaming options, rental services, and purchase links for this movie on Moviefone. Watch at home and immerse yourself in this movie's story anytime.

From his first hammer swing to his biggest battles, discover the four Thor movies and experience a thrilling journey through worlds and heroism.

At the center of the story is The Mighty Thor, a powerful but arrogant warrior whose reckless actions reignite an ancient war. Thor is cast down to Earth and forced to live among humans as punishment.

Polygon on MSN: Marvel Studios has forgotten this crucial lesson from the first Thor movie

Marvel Studios has forgotten this crucial lesson from the first Thor movie

MSN: 'Avengers: Doomsday' cast includes Hemsworth's Thor, Mackie's Cap, Fantastic Four and original X-Men

'Avengers: Doomsday' cast includes Hemsworth's Thor, Mackie's Cap, Fantastic Four and original X-Men