Seo Jae-kyu August 31, 1986 0.7 Known For Movie Known For A Crevice of Violence Apr, 2015 KO 0 mins 0.0Known For Tv Known For Nightmare Teacher Mar, 2016 KO 0 seasons 7.7 Miraculous Brothers Jun, 2023 KO 0 seasons 7.1 The First Responders Nov, 2022 KO 0 seasons 8.0