Seo Dong-won

as Bae Kook-seong

as Detective Jung

as General Manager No (Eps 2, 6)

as Detective Seo

as Cha Young-Min

as Detective Seo

as General Dung

as Marco

as Doctor Kim

as Jung Joong-Hee

as Woo-jin's Employee

as Jo Jin-bae

as Kim Jung-bon

as So Jeong Ha

as Yi Bang-gwa

as Park Sang Deuk

as Song Ha-Jin

as Jeom Baek-i

as Hotel Receptionist

as Jeong-cheol

as Park Young-bae

as Self

as Kang Min

as Sad Man

as 안박사

as Seong-hun

as Self

as Chang-hee

as Army Deserter