as Park Ji-yong's Butler
as Bishop
as Team Leader, Defense Research Institute
as Bank Clerk
as Executive Director Song
as Deputy Chief Scholar (uncredited)
as Kim Gye-hoon
as Polaris
as Go Jung-cheon
as K-CIA Officer
as General manager Lee
as Yoon Hyun
as Father Kim
as Mr. Lee
as "Pride and Mercy"
as Director Park
as Kim Gi-rim
as Public Servant
as Jang Woo-shin
as Moon-cheol
as Ho-min's Father
as Kwon Jae-bok [Jung-rok's father]
as Song Bong-Gil
as Song Ik-pil
as Min Je
as Lee Suk-Ho
as Kim Shim-Eon
as Jo Moon-ho
as Cha Yoo-hyuk
as Cha Woong
as Executive Moon
as Baek Seung-ryong
as Nam Woo Hyun
as Choi Chi-Soo
as Kim Byeong-Dae
as Na Ki-Chul
as oon-Young's father
as Min Sung-Sik
as Seol Jae-Chan
as Oh Young Sook's husband
