Dokgo Young-jae

as Song Dong-hyuk (12 episodes)

as Kim Ho-Tae (56 episodes)

as Hong Moon Ho (55 episodes)

as Old man (1 episode)

as Fujita

as Go Dong-joon (119 episodes)

as 대통령 (20 episodes)

as the President (20 episodes)

as Park Ki-suk (16 episodes)

as Han Joo-ma (20 episodes)

as Dr. Bong Mu Ryong (120 episodes)

as Seo Jun-tae (36 episodes)

as Park Chan Gook

as Kim Tae-hyuk (18 episodes)

as Chairman Min

as Maeng Ho-geol (149 episodes)

as King Gogugyang (24 episodes)

as Kim Sa-hyun (204 episodes)

as Commander of Naval Operations

as Father

as Mo-ja