Ahn Sung-ki
Sungmin's father
Song Ok-suk
Sung-min's mother
Lee In
Sung-min
Yu Oh-seong
Sang-cheol
Myeong Soon-mi
Young-sook
Kim Jung-woo
Changhee
Oh Ji-hye
Teacher
Park Sun-young
Myeong-sook
Go Dong-eop
Song
Joo Hyo-man
Headmaster
Kim Ki-cheon
Jang
Maeng Bong-hak
Hwang
Kim Won-hae
Jin
Kwon Tae-won
Ahn
