Lee Seung-joonActor · Born September 3, 1981Acted in 152020s2025Our Unwritten SeoulYun Ji Sang · 1 episode802023Road to BostonKim Gyo-sin's Disciple70DreamEvent Host612022RememberSergeant Park67May I Help You?Seo Jung-min · 3 episodes77Emergency DeclarationNewlywed / Airplane passenger69Big MouthNam Ki-sung's Relative · 1 episode80The Sound of MagicTeacher · 1 episode762020The Good DetectiveLee Han Joo [Prison guard] · 3 episodes752010s2017Good ManagerSecurity team leader · 20 episodes792016The K2Examiner · 16 episodes782015Granny's Got TalentDetective602014The Admiral: Roaring CurrentsLarge Body Military752013FirstbornMr. Lee · 54 episodesBoomerang FamilyShrine Detective67