Kadro (20)
JinyoungLee Ahn
Shin Ye-eunYoon Jae In
Kim KwonKang Sung Mo
Kim Da-somEun Ji Soo
Cho Byeong-kyuKang Sung Mo (young)
Jeon Mi-seonKang Eun-ju
Go Youn-jungKim So-hyun
Ro Jong-hyunLee Dae-bong
Jeong Seok-yongYoon Tae-ha
Jang Eui-sooLee Seung-yong
Lee Seung-joonKang Geun-taek
Sa KangHong Soo-yeon
Kim Hyo-jinOh Sook-ja
Kim Ki-mooHong Jeong-soo
Uhm Hyo-seopEun Byeong-ho
Kim Won-haeMath Teacher
Park Cheol-minNam Dae-nam
Choo Ye-jinEun Ji Su [Teen]
Kim Sung JunLee Dae Bong [Young]
Jo Hye-joo