Art Director
Director
Screenwriter
Main Role
- Hwang In YoupKim San HaMain Role
- Jung Chae YeonYun Ju WonMain Role
- Bae Hyeon SeongKang Hae JunMain Role
Support Role
- Seo Ji HyePark Dal [Ju Won’s best friend]Support Role
- Choi Won YoungYun Jeong Jae [Ju Won's father]Support Role
- Choi Moo SungKim Dae Uk [San Ha's father]Support Role
- Kim Hye EunKwon Jeong Hui [San Ha's mother]Support Role
- Shin Seo WooKim San Ha [Young]Support Role
- Oh Eun SeoYun Ju Won [Young]Support Role
- Choi Jae YoonKang Hae Jun [Young]Support Role
- Baek Eun HyeKang Seo Hyeon [Hae Jun's mother]Support Role
- Lee Jong HyukYang Dong Gu [Hae Jun's father]Support Role
- Ha Seo YoonDo Hui Ju [Myeongju University Hospital's resident]Support Role
- Yoon Sang HyeonLee Jun Ho [Myeongju University Hospital's intern]Support Role
- Baek Yae InKang Jae EunSupport Role
- Min Ji AhKang I Hyeon [Hae Jun's aunt]Support Role
- Sung Byung SookYeo Sa Nim [Haedong villager]Support Role
- Choi Chan HoKim Kyung ISupport Role
- Cha Se JinCha Min SuSupport Role
- Kim Kyung HoKim Gi HunSupport Role
- So Hee Jung[Park Dal's mother]Support Role
Guest Role
- Ko Na Yul[Bully] (Ep. 1)Guest Role
- Roh Eun Jung[Resident] (Ep. 1)Guest Role
- Kim Do Yeon[Bully’s mom] (Ep. 1)Guest Role
- Lee Soo Bin[Kindergarten teacher] (Ep. 1)Guest Role
- Seo Eun SolYun Ju Won [Teen] (Ep. 2)Guest Role
- Do Eun HaPark Yu Ri [Haedong high school student] (Ep. 2)Guest Role
- Cha Yoo JooHan Eun Ju [Haedong high school student] (Ep. 2)Guest Role
- Cheon Hwang Sung[Diner] (Ep. 2)Guest Role
- Kim Han Sang[Bus driver] (Ep. 3)Guest Role
- Chae Yoo Hee[Café worker] (Ep. 4)Guest Role
- Kwon Ha Young[Sneakers saleswoman] (Ep. 5)Guest Role
- Kim Joon Hyung[Scout] (Ep. 7)Guest Role
- Kang Gu Ha[Scout] (Ep. 7)Guest Role
- Cho Min KyuPark Dae Ju [Basketball player] (Ep. 7)Guest Role
- Hwang Man Ik[San Ha’s uncle] (Ep. 8)Guest Role
- Kim Seung Jun[Doctor] (Ep. 8)Guest Role
- Lee Si Eon[Police officer] (Ep. 9)Guest Role
- Choi Won[Patient's son] (Ep. 11)Guest Role
- Han Sang Jo[Dal's blind date] (Ep. 12)Guest Role
- Song Geon Hee[Dal's blind date] (Ep. 16)Guest Role
- Lee Joon Hyuk[Wedding photographer] (Ep. 16)Guest Role
- Cha Jun HuiKim So Jeong [San Ha's sister]Guest Role
- Kim Min ChaeJeong So Hui [Young] [San Ha's half-sister]Guest Role
- Yang Hyeon SeoJeong So Hui [Teen] [San Ha’s half-sister]Guest Role
- Jung Yong JuDr. LeeGuest Role
- Lee Seung HunDr. KimGuest Role
- Han Jong Kyu[Student #1]Guest Role
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