|'I wouldn't recommend it!' Gaunt Chris Hemsworth is unrecognizable after grueling 500-calorie a day diet for new movie|
But Avengers star Chris Hemsworth, 32, looked shockingly gaunt in an Instagram selfie on sunday after embarking on an intense 500-calorie a day diet ahead of his new film.
'Just tried a new diet/training program called "Lost At Sea." Wouldn't recommend it,' Hemsworth wrote, after slimming down for In the Heart of the Sea.
Donning a bushy beard and disheveled mane the Hollywood A-lister channeled his inner Tom Hanks from Cast Away.
|Ron Howard shared the action-packed trailer for his Moby Dick drama In The Heart Of The Sea on Thursday|
The normally athletic actor's rib cage and bones were clearly protruding in the photo.
'I spend more time thinking about food than anything else,' he told Entertainment Tonight.
'We have to shoot the really skinny stuff where we drop down to 5, 6, 700 calories a day, a good three or four weeks and it's going to be pretty uncomfortable, but we'll be together in our misery,' he revealed in the interview.
The Australian heartthrob plays Owen Chase in the Moby Dick inspired film.
His character is a sailor stranded at sea with the other crew for 90 days as they struggle to overpower the massive beast before the killer whale destructs their ship, killing many on-board.
The average amount of calories recommended for a man per day depends on his size and activity levels, but it's somewhere between 2000-3000.
Earlier this month the Huntsman: Winter's War actor spoke of his sailing fodder on Jimmy Kimmel Live.
'You go to bed hungry. And then you have a fasting period of 15 hours and then you have little meals through the day.'
In the Heart Of The Sea hits US theaters on December 11.