On screen
Cast
21 credited performers
Artwork unavailable
Kim Yoo-nah
Yun-suk
Artwork unavailable
Park Nam
Yun-sik
Artwork unavailable
Park So-yeong
Sun-na
Artwork unavailable
Kim In-jeong
Ok-i
Park Soon-cheon
Mother
Artwork unavailable
Yoon Cheol-hyeong
Father
Artwork unavailable
Ryu Mi-oh
Vice Principal
Kim Hyeong-il
Publisher
Baek Il-seob
Gyeong-su's Father
Artwork unavailable
Kim Chung-ran
Gyeong-su's Mother
Yeo Un-gye
Doctor
Jung Hye-sun
Principal
Jeon Won-joo
School Parent
Artwork unavailable
Hong Yun-jeong
Loan Shark
Kim Il-woo
Dispatcher
Artwork unavailable
Hwang Min
Korean Teacher
Artwork unavailable
Seo Chang-sook
Class Teacher
Lee Dae-ro
Grandfather
Artwork unavailable
Han Young-su
Yun-sik's Class Teacher
Artwork unavailable
Lim Sun-taeg
MC
Artwork unavailable
Kim Hye-yeong
MC