Chris Hemsworth on His Dramatic Weight Loss for 'In the Heart of the Sea'

Hemsworth says in the last few weeks of shooting the movie he was down to a "500 to 600-calorie a day" diet.
1:30 | 11/23/15

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Transcript for Chris Hemsworth on His Dramatic Weight Loss for 'In the Heart of the Sea'
In terms of the complexity of the issue what did you both for you one thing that comes to mind is that you had to lose a ton of weight. How to do that student ego. And work her heart. Play it's gospel but. I mean we've started you know kind of a regular. 3000 calorie daughter would have written. Have to be fit and I balloon you know look like we could run ship and then instruct you should it will because it would reduce the calories down around him until. Read about follow 600 calories. Couple weeks for the bowl most any sort of interest earnings season. It. Counselor want to again I read things now and that it has agreements have been skinny and look at costs. Has fully physically and had such an effect on us emotionally. We which we roll your answered kind of bonded us in a way that I think we're going to go to Ottawa signal is thought it was us against the world. Ross against anyone who was well fed. And then and one. So you against Rondo. I think every burgers in front of. Governments ought to walker with the exit. You know Republicans they witnessed sitting on the books. And doing it to him. That's. I. He's. Videos don't know what they really are you daring. A slice of pizza and part of these guys come on walk away.

This transcript has been automatically generated and may not be 100% accurate.

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