Acting · born February 19, 1980 Kim Sung-gon No English biography on TMDB yet.TMDB page Filmography (3) Squid GameSeries · 2021 · as Detective · 1 ep.★ 7.9 A Love So BeautifulSeries · 2020 · as Teacher Cho · 24 ep.★ 8.3 Office Watch: The Gossip RoomSeries · 2017 · as Green manager · 14 ep.★ 6.0
