Park Hyoung-soo

as Hong Do-yun (8 episodes)

as Na Gyeong Min (12 episodes)

as Cho Sangman

as Interviewer (1 episode)

as Cheon Tae-jun (1 episode)

as Jang In-seop (1 episode)

as Myung-shik

as Representative Kim

as Park

as Lee Gu-il (16 episodes)

as Gwak Hee-sook (4 episodes)

as NIS Agent

as Jung-hyun

as Seung-min

as Kook Hae-seong (12 episodes)

as Man Who Picked Up a Phone (voice)

as Lawyer Song

as Yoon Se-hyeong (15 episodes)

as Park Sung-tae

as President So (16 episodes)

as Choi Gyeong-jun

as Interpreter

as Bong-soo (2 episodes)

as Barber

as Bae Du-shik