All Cast
Kwon Sang-woo
Jang Do-young
Yoo Ji-tae
Oh Jin-woo
Son Byung-ho
Yoo Kang-jin
Uhm Ji-won
Kang Joo-hee
Lee Han-wi
Section Chief Bang
Lee Joong-moon
Lee Dong-jik
Ahn Kil-kang
Yang Ki-taek
Jo Hyun-wu
Instructor
Moon Jeong-hee
Yoon Jung-min
Kang Seong-jin
Jo Young-chul
Lee Joo-sil
Do-young's Mother
Jung Won-joong
Chief Prosecutor
Kim Yun-seok
Ju Hyun-tae
Ko Chang-seok
Gang Member
Cho Jin-woong
Guryongpa Gang Member
Kim Yong-tae
Yoo Kang-jin
Park Hyeok-kwon
Fellow Detective
Cho Seong-ha
Trial Prosecutor
Son Byeong-uk
Yellow Hair
Kim Se-dong
Captain Choi
Kim Won-jin
Dogang-pa Organization Member (uncredited)
Lee Gun-moon
Steel Gang Member
Choe Min
Guryongpa Gang
Jung Sang-cheol
Chief Prosecutor