정재영

Lee Sang-hyeon

이성민

Jang Eok-gwan

서준영

Park Hyeon-soo

이수빈

Lee Su-jin

이주승

Jo Doo-sik

김홍파

Team Leader Koo

김대명

Yang Tae-seop

정석용

Min-ki's Father

박명신

Min-ki's Mother

Cho Youn-ho

Cheol-yong's Father

Jung Hyung-suk

Detective

Kim Hyun

Cheol-yong's Mother

이수경

Student

Kim Won-jin

Seoul Detective #4

김선화

Mi-jin's Mother

Lee Jung-ho