Elenco - Secret
차승원
Det. Seong-ryeol Kim
송윤아
Ji-yeon Yu
류승룡
Je-kal
박원상
Det. Choi
오정세
Kyeong-ho
김인권
Seok-jun
박효주
Hye-jin
양은용
Eun-young
예수정
Ji-yeon's mother
이엘
Young-sook
Choe Yoon-seul
Nurse
Um Tae-goo
Man on phone (uncredited)
임기홍
Detective
Yang Geun-seok
Plainclothes Officer 3