ONE: High School Heroes Cast
8 actors in all seasons
Lee Jung-ha
Kim Eui-gyeom
Lim Hyun-tae
Choi Hong-il
Kim Do-wan
Kang Yoon Ki
Kim Sang-ho
Kim Seok Tae
Kim Joo-ryoung
Myeong Da Bin
Lim Sung-kyun
Kim Seung Joon
Yuk Jun-seo
Lee Geol Jae
Yoo Hee-je
Choi Ki Soo