Choi Seong-jinActingNo biography available.Known For6.5My Generation20045.9Boys of Tomorrow2007Fan ClubNo Nerds have favorited Choi Seong-jin yet — be the first.All fan clubsFrom NerdspinFilmographyActor2Writing12007Boys of TomorrowFilmDirector Choi★ 5.92004My GenerationFilmByeong-seok's Older Brother★ 6.5