as Department head

as Self

as Seo Hyeon-cheol

as Hwang Kyeong-cheol

as Cha Ho-yeol

as Jeong Yong-jik

as Jang Rye-ji

as Seo Byeong-joo

as Dong-woo

as Pilot Baek

as Seo Hyun-sik

as Jang Joong-kyu

as Joo Dong-il

as Jo Pan-shik

as Jeong Hong-sik

as Yoo-jin's stepfather

as Baek Cham

as Chief Detective

as Self

as Hyun-Joo's father

as Lim Seung-man

as Jo Hyun Suk

as Oh Dae-yong

as Lee Sang-Hoon

as Yang Myung-chul

as Hong Jin-Hong

as Soo Jin's father

as Choi Bok

as Deputy Department Head Seo

as In Gook

as Self

as Seo Dong-jae

as Jang Sam-bong

as Ax man / Gi-seong

as Chief Detective Ko

as Byung-soo

as Go Eun Pyo

as Choi Kyung-rok

as Technical Director

as Client

as Seong-Ki