Shin Sae-kyeong
Hyeon-su
Do Ji-won
Yoon-hee
Yoo Da-in
Su-kyoung
A
Ahn Gyu-ryun
Sung-eon
A
Ahn Ah-yung
Jae-hui
Jeon So-min
Hye-won
Cho Seong-ha
Hyeon-su's Father
N
Na Yoon-ju
Hye-won's sister
O
Oh Seo-woon
Academy instructor
Im Jung-eun
Nurse
L
Lee Seung-won
Waiter
J
Jung Seul-gi
Nurse
K
Kim In-gyeong
Nurse
L
Lee Choong-il
Elder
P
Park Min-hee
Police
Jung Yoo-mi
Nurse