South Korean actor had his breakout role in the 2012 film, A Werewolf Boy. That same year, he made a guest appearance in The Grand Heist.
He starred as himself in the two-season variety show, Running Man.
He co-starred on TV's Sugkyunkwan Scandal with Park Min-Young in 2005.
He was a national short track skating competitor as a teenager.
He has a younger sister.