Jeon Do-yeon
Gil Bok-soon
Sul Kyung-gu
Cha Min-kyu
Kim Si-a
Gil Jae-young
Esom
Cha Min-hee
Koo Kyo-hwan
Han Hee-sung
Kim Seung-o
Shin
Lee Yeon
Kim Young-ji
Hwang Jung-min
Kim Gwang-il / Shinichiro Oda
Choi Byung-mo
Hyun-chul
Kim Ki-cheon
Su-guen
Park Kwang-jae
Gwang-man
Jang In-sub
Yoon-sub
Jang Hyun-sung
Bok-soon's Father
Lee Jae-wook
Young Cha Min-kyu
Lee Hae-yeong
Oh Jung-sik
Ki Joo-bong
Ki
Kim Joon-bae
Bae
Lee Young-suk
Suk
Kim Yong-jun
Yong
Park Se-hyun
Young Gil Bok-soon
Im Jae-in
Lee So-ra
Choi Hyung-joo
Yoo Cheol-woo
Lee Seung-yeon
So-ra's Mother
Kim Jae-hwa
Cheol-woo's Mother
Yoon Kyung-ho
Principal
Jo Hyun-wu
Detective
Kim Hyun-jae
Kyung-pyo
Yoon Se-woong
Announcer
Lee Ru-ahn
Teacher
Ahn Seong-bong
M.K Information Desk Staff
Kim Dae-han
M.K. Writer
Choi Yoon-bin
Corpse Cleaner 2
Park Geun-jeong
Killer
Sin Chae-rin
First Class Lounge Child
Shin Kang-kyun
Killer
Byun Sung-hyun
Director
Kim Byeong-yeol
Set Decoration
Cho Hyoung-rae
Director of Photography
Lee Gil-gyu
Lighting Director
Han Ah-rum
Production Design
Byun Sung-hyun
Writer
Lee Jin-hee
Music
Kwon Su-kyung
Makeup & Hair
Kim Hong-jip
Music
Kim Byung-in
Sound Designer
Kim Sang-bum
Editor
Kim Jung-won
Costume Design
Mo Il-young
Producer
Jang Jae-wook
Martial Arts Choreographer
Hong Jang-pyo
Special Effects Supervisor
Kim Jung-soo
VFX Supervisor
No Hyeong-gi
Martial Arts Choreographer
Park Jin-young
Digital Intermediate
Yi Jin-hee
Executive Producer
Park Jong-geun
Production Sound Mixer
Hwang Hyo-kyun
Special Effects Makeup Artist
Jeong Jong-bae
Special Effects Supervisor
Kim Yun-suk
Props
Song Suk-ki
Set Decoration
Kwak Tae-yong
Special Effects Makeup Artist
Lee Tae-sung
Assistant Director
Hwang Chang-gi
Grip
Yoon Hye-in
Costume Design
Lee Jung-bok
VFX Supervisor
Lee Na-ri
Line Producer
Nam Il-yeon
Art Direction
Aerok Kim
Tattoo Designer