The Night King made his grand entrance on Game of Thrones in season four, officially earning a place in all of our nightmares. He has blue skin, the signature bright blue eyes of White Walkers, and a crown of horns atop his skull. You may take one look at him and assume it's all CGI, but according to Kit Harington, it's not. "Those White Walkers actually looked like that on set," he told Vulture last year. "With the eyes and everything. That's all prosthetic. It's not CGI at all." Say what? Upon hearing this, we had to investigate what the real guy who plays him actually looks like. So without further ado . . .