Hyun Sung김현성 Born January 19, 1976 · 50 years oldSouth Korea2 series · 10 films Open in my diary BiographyHyun Sung (현성) is a South Korean actor. He is also known as Kim Hyun-sung (김현성). TV series with Hyun SungSignal2016 · Min SungYou Stole My Heart2008 · Jo Min-Seo Films with Hyun SungThe Deal2015 · Detective NamNight Flight2014 · TeacherKnock2012White Night2012 · Do-yoonPoison Frog2012 · Han-gyuVegetarian2010 · Min-hoPuzzle2006 · JungResurrection of the Little Match Girl2002 · JuMy Beautiful Days2002 · Jun-iThree Friends1996 · Kim Tae-moo