Jo Sung-unActingNo biography available.Known For5.3Thunderhawk 3 - Thunderhawk From Outer Space Blitzkrieg1987Fan ClubNo Nerds have favorited Jo Sung-un yet — be the first.All fan clubsFrom NerdspinFilmographyActor11987Thunderhawk 3 - Thunderhawk From Outer Space BlitzkriegFilm★ 5.3
