Um Kyung-hwanActingNo biography is available.Known forIMDb0.0The Night Before the StrikeMovie · 1990IMDb0.0A Worker, Daesoo Heo Who Doesn't Want to Be GrandpaMovie · 2008Credits2AllMoviesTV showsAll departments▼2008A Worker, Daesoo Heo Who Doesn't Want to Be GrandpaMovieas Heo Dae-soo1990The Night Before the StrikeMovieas Choon-seop
