Cheon Seong-hoonActing • 1976-09-13 • South KoreaNo biography available.Known For7.0I'm a Cyborg, But That's OK20066.5I Am a Father20116.2Die Bad2000You Used To Smile That Way2009Fan ClubNo Nerds have favorited Cheon Seong-hoon yet — be the first.All fan clubsFrom NerdspinFilmographyActor42011I Am a FatherFilmGi-bok★ 6.52009You Used To Smile That WayFilm2006I'm a Cyborg, But That's OKFilmHwang Gyu-suk★ 7.02000Die BadFilmDong-su★ 6.2