who plays ser barristan in game of thrones
Ian McElhinney Ian McElhinney (born 19 August 1948) is an actor and director from Northern Ireland. He has appeared in many television series in a career spanning more than thirty years. In recent times his best known roles are as Barristan Selmy in Game of Thrones,[1] and as General Dodonna in Rogue One.
Hafþór Júlíus Björnsson Hafþór Júlíus "Thor" Björnsson (Icelandic pronunciation: ​[ˈhafθour ˈjuːliʏs ˈpjœsːɔn]; born November 26, 1988) 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.