"Sang-hwan became a cop in order to help the downtrodden, but he doesn't get much respect. All that changes when he meets the Seven Masters."
Ryoo Seung-bum
as Sang-hwan
Yoon Soy
as Wi-jin
Ahn Sung-ki
as Ja-woon
Jung Doo-hong
as Heuk-woon
Yun Ju-sang
as Mu-woon
An Kil-kang
as Kkang Tong
Baek Chan-Ki
as Sul-Woon
Lee Won
as Sun-Dong
Lee Oi-soo
as Baek-Poong
Kim Dong-joo
as Sang-hwan's Mother
Im Ha-ryong
as Police Chief
Bong Tae-gyu
as Police Officer Bong
Park Yoon-Bae
as Police Sgt. Choi
Kim Hyo-Seon
as TV Hostess (uncredited)
Woo Jung-kook
as Drain Pipe Worker 1 (uncredited)
Yang Ik-june
as Drain Pipe Worker 2 (uncredited)
Min Hye-Ryeong
as Waitress (uncredited)
Kim Yeong-in
as Monk Bong Su-nim
Lee Dae-yeon
as Yoon Jeon-soo (uncredited)
Kwon Beom-taek
as Family Doctor (uncredited)
Kim Jae-man
as Gang Member (uncredited)
Kim Gyung-Ae
as Mature Lady Fruit Seller (uncredited)
Yoo Soon-chul
as Old Heuk-woon (uncredited)
Oh Soon-tae
as Cellphone Man (uncredited)
Lee Jae-gu
as Staff Executive (uncredited)
Geum Dong-hyeon
as Survey Manager (uncredited)
Kim Ji-young
as Banyagain (uncredited)
Kim Su-hyun
as TV Host (uncredited)
Hwang Hyo-eun
as Choon-ha (uncredited)
Han Jeong-uk
Stunts
Ryoo Seung-wan
Director
Writer
You Sun-dong
Kim Mi-hee
Executive Producer
Eun Ji-hie
Chun-yeong Lee
Producer
Kyeong-hie Kim
Art Direction
Jae-kwon Han
Original Music Composer
Nam Na-young
Editor
Ji Jung-hyeon
Shin Jae-ho
Special Effects Makeup Artist
Lee Jun-gyu
Director of Photography
Lee Hae-jun
Lee Hae-young
Fight Choreographer
Park Yong-jib
Assistant Director
Jang Geun-yeong
Production Design
Jung Do-ahn
Special Effects Supervisor
Kwon Hyeok-jae
Kim Hak-su
Camera Operator
Han Dong-wook
Park Geun-seok