리바운드
Zwiastun
Obsada
김방선
Kang-ho's mother
조윤담
Hansung High School Coach
안재홍
Kang Yang-hyun
이준혁
Teacher Lee
최정윤
Gi-beom's Mother
박재민
Sportscaster
백도겸
Referee
Kim Won-shik
Jemulpo High School 7
오현수
Parent 1
강현오
Lynch Student 1
민무제
Gi-beom's Father
정진운
Bae Gyu-hyuk
김민
Heo Jae-yoon
장현성
Yongsan High School Coach
박상면
50s Man
안지호
Jung Jin-wook
강애심
Principal's Wife
강신철
Teacher 2
이진한
Jemulpo High School Coach
김택
Hong Sun-gyu
유인혜
Teacher 3
이상원
Imho Middle School Coach
전영
Doctor
이태영
Police
정건주
Jung Kang-ho
이신영
Cheon Gi-beom
김수진
Gyu-hyuk's Mother
배성일
Teacher 1
송창규
Teacher 4
노경
Yongsan High School Coach