Once Upon a Time in High School

A model student transfers to the notorious Jungmoon High School known for its severe corporal punishment by teachers and power struggles between school gangs.

• Kim Jun-seokOriginal Music Composer
• Yoo HaDirector
• Yoo HaScreenplay

• Kwon Sang-wooHyeon-su
• Lee Jung-jinWoo-shik
• Han Ga-inEun-ju
• Lee Jong-hyukCha Jong-hoon
• Park Hyo-joonHam Jae-bok
• Seo Dong-wonSeong-hun
• Kim Dong-youngYoung Hyeon-su
• Cho Jin-woongYasaengma Gang Member
• Lee Gyu-hoYasaengma Gang Leader
• Kim In-kwonJiksae
• Baek Bong-kiCheetah
• Ahn Nae-sangTeacher