Kim Yoo-sungDirector · Born September 16, 1976 · Gwangju, Gyeonggi-do, South KoreaIMDb BiographyKim Yoo-sung is a South Korean film writer and director.Directed 22010s2019Race to Freedom: Um Bok-dongDirector612000s2006Hot for TeacherDirector57Wrote 32010s2019Race to Freedom: Um Bok-dongWriter612015Three Summer NightsAdaptation2000s2006Hot for TeacherWriter57