He started acting in
short and
independent film since 2009. However his professional debut as actor was a minor role in feature film
No Breathing in 2013. Kim has an extensive background in theater, having performed in several plays such as 'Maids', 'Custody Claim' (2015), 'Brother's Night' (2016), 'Wake Up Hamlet', 'The Sky at the Amusement Park is Always', and 'In the Middle of the Sea' in the previous year. This solid stage experience has enabled him to firmly establish himself in any role. In 2017, Kim played the role of a stalker in the drama
Band of Sisters and left a strong impression on viewers. He also gained recognition for his short but impactful acting in director
Lee Eung-bok's
Guardian: The Lonely and Great God, where he played a doctor trying to save lives without realizing his own fate. His breakthrough role came in
Mr. Sunshine, where he played Takashi Mori, a Japanese character speaking Korean and English with incredible precision. Through his role he won Best Supporting Actor from Korean Cultural Award. ==Personal life==