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 was a national short track skating competitor as a teenager.
He starred in two seasons of the hit variety show Running Man.
He has a younger sister. He married actress Song Hye-kyo in 2017, but the two separated in 2019.
He co-starred on TV's Sugkyunkwan Scandal with Park Min-Young in 2005.