Teach You a Lesson (2026) Cast & Character Guide — No Spoilers | Who's That?
Who plays who in Teach You a Lesson (2026)? Browse a spoiler-free character guide with photos of every major character and the actors behind them, including Kim Moo-yul, Lee Sung-min, Jin Ki-joo.
- Na Hwa-jin — played by Kim Moo-yul
- Choi Kang-seok — played by Lee Sung-min
- Im Han-rim — played by Jin Ki-joo
- Bong Geun-dae — played by Pyo Ji-hoon
- Hwang Gi-tae — played by Kim Jong-soo
- Choi Ga-yun — played by Ahn Ha-young
- Cho Gyu-cheol — played by Lee Bong-joon
- Lee Cheol-myeon — played by Kim Beong-choun
- Gi-tae's assistant — played by Baek Ji-hye
- Kang Jun-man — played by Choi Jae-sup
- Kim Hyeong-ju — played by Jeon Bong-seok
- Cho In-beom — played by Ok Jin-uk
- Park Seong-hwan — played by Yoo Tae-joo
- Jung Seon-yeong — played by Lee Sang-hee
- Han Ye-ri — played by Park Seo-yun
- Min Ji-ung — played by Jang Yo-hoon
- Yun Min-su — played by Leem Hyun-mook
- Lee Du-hyeon — played by Yoon Tae-sik
- Choi U-seong — played by Choi Hyun-joon
- Kim Su-gyeom — played by Kim Kyun-ha