Cho Won-hee

as Seong-ho

as Kim Du-o (10 episodes)

as Congressman Sung (2 episodes)

as Jolly's father (2 episodes)

as Kim Jung-taek (12 episodes)

as Choi Jin-jong

as Second Vice-Premier

as Seoul Area Commander

as Deok-ryong

as Nam Young-gil

as Japanese convenience employee

as Su-kyoung's father

as Yu-bong

as Boss

as Cho Cheon-soo

as Cha

as Kim Han-soo

as Battalion Commander

as Joon-hyeok

as Han