![Did Matt Damon really lose a lot of weight during The Martian movie? Is his thin body just a computer visual effect? - Quora Did Matt Damon really lose a lot of weight during The Martian movie? Is his thin body just a computer visual effect? - Quora](https://qph.cf2.quoracdn.net/main-qimg-6538e209a91055554b8a9bde1aef9d08.webp)
Did Matt Damon really lose a lot of weight during The Martian movie? Is his thin body just a computer visual effect? - Quora
![Wanted: Skinny, short, bald, bearded, toothless, Kilkenny amputees to star in Hollywood blockbuster with Matt Damon and Ben Affleck! - KilkennyNow.ie Wanted: Skinny, short, bald, bearded, toothless, Kilkenny amputees to star in Hollywood blockbuster with Matt Damon and Ben Affleck! - KilkennyNow.ie](https://kilkennynow.ie/wp-content/uploads/Ben-Affleck-Matt-Damon-1140x620.jpg)
Wanted: Skinny, short, bald, bearded, toothless, Kilkenny amputees to star in Hollywood blockbuster with Matt Damon and Ben Affleck! - KilkennyNow.ie
![Bobby Green on Twitter: "When Matt Damon's character in "The Martian" had to lose weight, he used a body double. Christian Bale did not: https://t.co/Ga8B6350fh" / Twitter Bobby Green on Twitter: "When Matt Damon's character in "The Martian" had to lose weight, he used a body double. Christian Bale did not: https://t.co/Ga8B6350fh" / Twitter](https://pbs.twimg.com/media/CaWCl9gWwAA2v4J.jpg)
Bobby Green on Twitter: "When Matt Damon's character in "The Martian" had to lose weight, he used a body double. Christian Bale did not: https://t.co/Ga8B6350fh" / Twitter
![Matt Damon Says 'The Martian' Is 'A Really Entertaining Story': Photo 3441374 | Matt Damon, Trailer Photos | Just Jared: Entertainment News Matt Damon Says 'The Martian' Is 'A Really Entertaining Story': Photo 3441374 | Matt Damon, Trailer Photos | Just Jared: Entertainment News](https://cdn.justjared.com/wp-content/uploads/2015/08/damon-martianscrn/matt-damon-says-the-martian-is-a-really-entertaining-story-01.jpg)