Son Kyoung-won

as Congressman Choi Sang-min (1 episode)

as Minister of Health and Social Affairs

as Jang Tae-sik (12 episodes)

as Taxi Driver

as See Hee-won's father

as Ambassador Lee Ju-myung

as Forensic investigator

as Sin Ho

as Shim Jae Chul [Seongju Prison warden] (1 episode)

as Movie Producer (1 episode)

as Security Guard Infectee

as Department Head Jo (2 episodes)

as Oh Jae-il (1 episode)

as 젊은 도법

as Chief Park [NIS] (3 episodes)

as Taxi Driver