全智賢
He was cast in a supporting role in "The Berlin File", Ryoo Seung-wan's 2013 spy thriller also starring Ha Jung-woo, Han Suk-kyu, and Jun Ji-hyun. Playing a ruthless assassin and the son of a high ranking North Korean official, Ryoo spoke German, English, and North Korean dialect in the film. "The New York Times" praised his portrayal for its "electrifying viciousness," and "The Korea Times" called him "brilliant." "The Berlin File" sold more than 7 million tickets, making it Korea's top all-time action movie. It is also the biggest hit of Ryoo's career thus far.