Twenty Five Twenty One — Cast & Crew

as Na Hee-do · 16 episodes

as Baek Yi-jin · 16 episodes

as Ko Yu-rim · 16 episodes

as Moon Ji-woong · 16 episodes

as Ji Seung-wan · 16 episodes

as Yang Chan-mi · 16 episodes

as Kim Min-chae · 16 episodes

as Lee Ye-ji · 16 episodes

as Baek Yi-hyun · 16 episodes

as Adult Na Hee-do · 16 episodes

as Baek Sung-hak · 16 episodes

as Yi-jin's Mother · 16 episodes

as Seung-wan's Mother · 16 episodes

as Shin Jae-kyung · 16 episodes

as Park Han-sol · 16 episodes

as Yu-rim's Mother · 16 episodes

as Yu-rim's Father · 16 episodes

as Seo Joong-hyuk · 16 episodes

as Baek Su-yeong · 16 episodes

as Kim Hak-gyu · 8 episodes

as Ahyeon Supermarket owner · 5 episodes

as Jung Da-yeong · 5 episodes

as Kwon Dung-uk · 5 episodes

as National fencing team coach · 4 episodes

as Yi-jin's maternal uncle · 4 episodes

as Seo Yeong-seong · 4 episodes

as Kang Ji-soo · 3 episodes

as Lee Da-seul · 3 episodes

as Myeongjin Book Rentals owner · 3 episodes

as Na Hee-do (young) · 3 episodes

as Ji-woong's Friend · 3 episodes

as National team fencer · 3 episodes

as UBS Network Sports anchor · 3 episodes

as Jung Ho-jin · 2 episodes

as Na Sung-jin · 2 episodes

as Delinquent boy · 2 episodes

as Fencing club coach · 2 episodes

as Chinese restaurant owner / Newspaper delivery subscriber · 2 episodes

as Mr. Baek's ex-employee · 2 episodes

as Ko Yu-rim (young) · 2 episodes

as Taeyang High School Headmaster · 2 episodes

as Kim Jong-chan · 2 episodes

as Choi Won-hwan · 2 episodes

as Yogurt lady · 2 episodes

as UBS Network director · 2 episodes

as Kang Hak-rae · 2 episodes

as Alan Smith · 2 episodes

as Hee-do's grandmother · 2 episodes

as Sanga University coach · 2 episodes

as PD Park · 2 episodes

as UBS Network cameraman · 2 episodes

as UBS Network documentary staff · 2 episodes

as UBS Network staff · 2 episodes

as UBS Network cameraman · 2 episodes

as UBS anchorman · 2 episodes

as Jungle Prince bassist · 2 episodes

as Jungle Prince guitarist · 2 episodes

as Jungle Prince drummer · 2 episodes

as Jungle Prince keyboardist · 2 episodes

as Builder / Detective Kim · 2 episodes

as Lee Gi-hun · 2 episodes

as National team fencer · 2 episodes

as Reporter · 2 episodes

as Seon Jung Girls' High School Fencing Team Player · 2 episodes

as Baek Yi-hyun (adult) · 1 episode

as Seo Hye-jin · 1 episode

as Hwang Bo-mi · 1 episode

as Kim Yoo-jin · 1 episode

as Bo-mi's friend · 1 episode

as Bo-mi's friend · 1 episode

as Yi-jin's friend · 1 episode

as Yi-jin's friend · 1 episode

as Fencing team player · 1 episode

as Jang Chae-hee · 1 episode

as Security guard · 1 episode

as Loen Hotel employee · 1 episode

as Mr. Baek's ex-employee · 1 episode

as Taeyang High School Teacher · 1 episode

as Taeyang High School Faculty Member · 1 episode

as Passerby · 1 episode