Hafþór Júlíus Björnsson is an Icelandic professional strongman, actor, and former professional basketball player. He plays Ser Gregor "The Mountain" Clegane in the HBO series Game of Thrones.
|Movie||Zone 261||Big John - Icelandic Viking Squad||2019|
|Movie||NXT TakeOver: Unstoppable||Himself - Audience Member (as Hafthor Bjornsson)||2015-05-20|
|Series||Game of Thrones||Gregor Clegane||2011-04-17|