Hafþór Júlíus Björnsson
Acting
Biography
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.
Game of Thrones
2011
Gregor 'The Mountain' Clegane
The Northman
2022
Thórfinnr Tooth-Gnasher
Game of Thrones: The Last Watch
2019
Self
Kickboxer: Retaliation
2018
Mongkut
Finally Dawn
2024
Thot
Pharaoh's War
2019
Frank
Game of Thrones The IMAX Experience
2015
Gregor 'The Mountain' Clegane
Born Strong
2017
Self
Operation Ragnarok
2018
Big John - Icelandic Viking Squad
NXT TakeOver: Unstoppable
2015
Himself - Audience Member (as Hafthor Bjornsson)
Belle
2023
Fullsterkur
2018
Himself
The Commissioner of Power
Himself
Thor vs Eddie
2022
Himself
Eddie Hall: The Beast v The Mountain
2022
Thor "The Mountain"
Strongman: Beyond the Mountain
2019
Self
Masters of the Universe
2026
Goat Man
Eddie Hall: The Beast vs. The Mountain
2022
Self
Taming The Beast
2026
Self (archive footage)
The World's Strongest Man
1977
Competitor