Being an actor may seem like all fun and games, but it doesn’t always live up to the hype. Actors have to convince audiences to forget who they are in real life and focus on the person they are portraying. Many times that means they totally change the way they look. These are 10 celebs who completely changed their bodies for a role. In this video, we are taking a look at some incredible actors in iconic roles. We’ll show you Jared Leto in Dallas Buyers Club, as well as another role that he packed on 67 pounds for. We are also going to show you how tiny Mila Kunis got when she was in Black Swan, and how Miles Teller became obsessed with losing weight because of his role in Bleed For This. Once you are finished watching our video, tell us what you think in the comments.