There have been many celebrities who gained weight to play certain roles in films over the years. See them here.
1 of 8
Christian Bale in ‘Chapter 27’ & after

2 of 8
Jared Leto for his 2008 film, ‘Chapter 27’.

3 of 8
Matthew McConaughey for his 2016 film, ‘Gold’

4 of 8
George Clooney in ‘Syriana’

5 of 8
Matt Damon for ‘The Informant!’ [2009]
![Matt Damon for ‘The Informant!’ [2009]](http://hollywoodlife.com/wp-content/uploads/2017/09/celeb-movie-weight-gain-matt-damon.jpg?w=680)
6 of 8
Renee Zellweger in ‘Bridget Jones’ Diary’ [2001]
![Renee Zellweger in ‘Bridget Jones’ Diary’ [2001]](http://hollywoodlife.com/wp-content/uploads/2017/09/celeb-movie-weight-gain-renee-zellweger.jpg?w=680)
7 of 8
Robvert DeNiro for the 1980 film, ‘Raging Bull’

8 of 8
Gwyneth Paltrow for ‘Country Strong’ [2010]
![Gwyneth Paltrow for ‘Country Strong’ [2010]](http://hollywoodlife.com/wp-content/uploads/2017/09/celeb-movie-weight-gain-gwyneth-paltrow.jpg?w=680)