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.
Outside of the timestream, researcher Liri Lee leads the Linear Men on a revenge mission to stop Vandal Savage, an immortal man, who killed her boyfriend Waverider and is wreaking havoc across multiple time periods.
