조덕제

Kim Suk-hwan

Choon-bae

Hyun-cheol

Choi Jin-ho

Detective Choi

Yeo Sang-goo

Choi Yong-gil

R

Ma Sang-yeol

Father

Cho-hee's Father

Director of Students

Gang Leader Lee (uncredited)

Dong-pil's Father

Police Officer Seo

Detective Kang

Inspector 1

Chang-yi's Gang

Detective Choi

Bae

Jo Duk-Je

Detective 1

Uncle

Small Seafood Restaurant Owner

Detective

Major Jo

Investigator at So-hyun's Crime Scene