On screen
Cast
46 credited performers
Park Ji-hoon
Yeon Si-eun
Choi Hyun-wook
Ahn Su-ho
Hong Kyung
Oh Beom-seok
Cha Woo-min
Kang Woo-young
Yoo Su-bin
Choi Hyo-man
Ryeoun
Park Hu-min
Lee Yeon
Yeong-i
Choi Min-yeong
Seo Jun-tae
Kim Su-gyeom
Jeon Yeong-bin
Shin Seung-ho
Jeon Seok-dae
Bae Na-ra
Na Baek-jin
Lee Min-jae
Go Hyun-tak
Lee Jun-young
Geum Seong-je
Yoon Jung-hoon
Lee Jeong-chan
Cha Se-jin
Basketball club member 3
Hwang Seong-bin
Han Tae-hoon
Na Chul
Kim Gil-su
Lee Yong-bin
Seung-min
Lee Myeong-ro
Baek Dong-ha
Oh Gi-gwang
Do Seong-mok
Jeon Bae-soo
Baku's Father
Kong Hyun-joo
Si-eun's Mother
Cho Jung-seok
Choi Chang-hee
Im Ho-jun
2-4 Homeroom Teacher
Son Bo-seung
Seoknam's Gorilla
Jang Dae-woong
Kim Won-seok
Jung Hyeon-jun
Child Park Hu-min
Lee Hyun-bae
Yeong-bin's Friend
Yu Seong-yong
Baseball Player
Oh Su Yun
Yeong-bin's Mother
Kim Hyeok-jong
Police Officer 1
Kim Tae-jun
Police Officer 3
Pyeon Hae-jun
Kim Hui-jun
Park Sang-eun
Jeong-chan's Friend
Jang Jae-ha
Child Yeon Si-eun
Byun Joong-hee
An Su-ho's Grandmother
Kim Hyun
School Principal
Lee Hae-woon
Homeroom Teacher
Jeon Su-ji
Psychiatrist
Jang Jun-whee
2-7 Homeroom Teacher
Kang Hak-soo
Police Officer
Kim Geon
Baek-jin's Classmate
Bae Hyun-kyung
Detective
Shin Mi-yeong
Orphanage Director
Jo Ah-young
Yeong-bin's Friend
Bae Jun-hyung
Student