Twenty Five Twenty One Season 1 Characters & Cast — No Spoilers

Every character in Twenty Five Twenty One season 1 with photos and the actors who play them, including Kim Tae-ri, Nam Joo-hyuk, Bona — spoiler-free, nothing from later seasons.

• Na Hee-do — played by Kim Tae-ri
• Baek Yi-jin — played by Nam Joo-hyuk
• Ko Yu-rim — played by Bona
• Moon Ji-woong — played by Choi Hyun-wook
• Ji Seung-wan — played by Lee Ju-myoung
• Yang Chan-mi — played by Kim Hye-eun
• Kim Min-chae — played by Choi Myeong-bin
• Lee Ye-ji — played by Joo Bo-young
• Baek Yi-hyun — played by Choi Min-yeong
• Adult Na Hee-do — played by Kim So-hyun
• Baek Sung-hak — played by Park Yoon-hee
• Yi-jin's Mother — played by Kim Young-sun
• Seung-wan's Mother — played by So Hee-jung
• Shin Jae-kyung — played by Seo Jae-hee
• Park Han-sol — played by Lee Ye-jin
• Yu-rim's Mother — played by Heo Ji-na
• Yu-rim's Father — played by Kim Dong-gyun
• Seo Joong-hyuk — played by Lee Chan-jong
• Baek Su-yeong — played by Choi Sia
• Kim Hak-gyu — played by Jung Hyung-suk

All seasons of Twenty Five Twenty One: full spoiler-free character guide