Hafþór Júlíus Björnsson
35 years old
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.
See Profile
Teenage Mutant Ninja Turtles
This show tells the adventures of four turtles who were transformed into humanoids by a strange ooze and were trained as ninja by a human martial arts master, Hamato Yoshi, who was changed into a h...
See Story
Join the Conversation
0 comments on Hafþór Júlíus Björnsson as Rocksteady in Teenage Mutant Ninja Turtles