Casting (8)
Yeo Min-jeong
Kim Yong-man (voice)
Kim Min-ju
Shim Hae-soo (voice)
Hwang Dong-hyun
Na Moo-jin (voice)
Hwang Chang-yung
Min Moon-oh (voice)
Jang Ye-na
Song Jin-woo (voice)
Choi Seung-hoon
Joo Hong-seob (voice)
Jeon Hae-ri
Narrator (voice)
Kim Ji-yul
PE Teacher (voice)