Tormund Giantsbane, the Wildling who befriended Jon Snow and has his eye on Brienne of Tarth in "Game of Thrones," has turned into one of the most popular characters in the HBO series -- and the actor who plays him could be going on to do bigger things! Kristofer Hivju, who landed the role in 2013, could be joining the DC Extended Universe -- as an Atlantean King in Zack Snyder's "Justice League." Read More »