전도연
Gil Bok-soon
설경구
Cha Min-kyu
김시아
Gil Jae-young
이솜
Cha Min-hee
구교환
Han Hee-sung
김성오
Shin
이연
Kim Young-ji
황정민
Kim Gwang-il / Shinichiro Oda
최병모
Hyun-chul
김기천
Su-guen
박광재
Gwang-man
Jang In-sub
Yoon-sub
장현성
Bok-soon's Father
이재욱
Young Cha Min-kyu
이해영
Oh Jung-sik
기주봉
Ki
김준배
Bae
이영석
Suk
Kim Yong-jun
Yong
박세현
Young Gil Bok-soon
Choi Hyung-joo
Yoo Cheol-woo
Lee Seung-yeon
So-ra's Mother
김재화
Cheol-woo's Mother
윤경호
Principal
Jo Hyun-wu
Detective
Yoon Se-woong
Announcer
Lee Ru-ahn
Teacher
안성봉
M.K Information Desk Staff
Kim Dae-han
M.K. Writer
Choi Yoon-bin
Corpse Cleaner 2
Park Geun-jeong
Killer
Im Jae-in
Lee So-ra
Kim Hyun-jae
Kyung-pyo
