The Insane Body Transformations These Actors Went Through For Their Roles

How'd He Do It?

Disney hired the same Navy Seal trainer that worked with Chris Hemsworth to turn him into Thor. Pratt completely changed his lifestyle and diet overnight. After he made the transition, he stated that he wants to stay ripped for the rest of his life.

The More You Know

Arnold Schwarzenegger practiced with guns every day for a month to prepare for The Terminator.
Will Smith wanted to adopt the German Shepherd in I Am Legend.
Charles Bronson, Britain's most violent prisoner, actually shaved his trademark mustache off so Tom Hardy could wear it during the filming of "Bronson", which was based on his life in prison.
The names of the taxi driver and the policeman in everybody’s favourite Yuletide outing, It’s A Wonderful Life, are Bert and Ernie. The writers working on Sesame Street at the time claim it’s merely a coincidence.

Post originally appeared on Upbeat News.