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 Jung-mun

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 Yoon-seok

Ju Hyun-tae

Ko Chang-seok

Gang Member

Cho Jin-woong

Guryongpa Gang Member

Kim Yong-tae

Yoo Kang-jin

Choi Deok-moon

Prosecutor Park

Park Hyeok-kwon

Fellow Detective

Cho Seong-ha

Trial Prosecutor

Son Byeong-uk

Yellow Hair

Kim Se-dong

Captain Choi

Lee Gun-moon

Steel Gang Member

Kim Won-Jin

Dogang-pa Organization Member (uncredited)