김상경

Ryu Jung-ho

박용우

Det. Kim Hyung-sa

한보배

Park Soo-yeon

이종수

Detective Choi

정일우

Ryu Jung-ho (young)

함은정

Kim Min-hee

한수연

Jung Yoo-jin

정규수

Jo Ban-jang

Oh Jung Se

Chang-bae

Song Boo-gun

Chang-Bae's group 1

Kwak Min-seok

Tourist 2

Jo Hyun-wu

Firefighter 2

Kim Dong-ha

Guy sitting in the next table

Son Bum-soo

Moderator

정해균

Min-hee's home room teacher (voice)

조의석