Park Jin-woo

as Mr. Park

as Im Ho-won (10 episodes)

as Gu Pil-gyu (7 episodes)

as Ma Jong-gu (14 episodes)

as Mr. Park (1 episode)

as Han Min-su (16 episodes)

as Gap-duk

as Park-dae (21 episodes)

as Ho-kyung

as Sa Mu-jang (12 episodes)

as Seo Joo Hyu (16 episodes)

as So Dae-Kwang (1 episode)

as Cha Min-Cheol (12 episodes)

as Squad Chief Oh

as Factory Manager

as Cheol-seung

as Choi Nam-Hyun (16 episodes)

as Shim Kwang-kyu (12 episodes)

as Man-bo

as CEO Nam (14 episodes)

as Mr. Choi

as Kim Su-chan (16 episodes)

as Mr. Oh

as Burger