Jung Kyung-ho

as Albi Construction Employee (8 episodes)

as Min-sik (2 episodes)

as Park

as Boss

as Gil-yeong

as Byeon Sung-Tae (32 episodes)

as Detective Choi

as Park Dong-suk

as Cheol-soo's Father

as Min-woo (10 episodes)

as Captain Jo Tae-bong

as Yang In-soo

as Min Chan-ki

as Chang-Wook

as Corporal Joo Geun-chi

as Rat

as Woo-sang