Kwon Yul

as Do Hyun-tae (12 episodes)

as 주연 (4 episodes)

as Ha Yoon-seo's blind date (1 episode)

as Jang Hyun-woo (16 episodes)

as Park Tae-jin (14 episodes)

as Self (8 episodes)

as Cha Young-woon (14 episodes)

as Helicopter Armed Staff Team Leader

as Goo Tae-man (16 episodes)

as Self (10 episodes)

as Na Young-bin

as Jang Tae-jin (16 episodes)

as Moo Gu-young (24 episodes)

as Yoo Min-Woo (3 episodes)

as Lee Ho (the late emperor, Lee Gon's father) (3 episodes)

as Park Moon-Soo (48 episodes)

as Jin-ki

as Gong-myeong

as Lee Seok

as Kang Jung-Il (17 episodes)

as Bang Je-soo (12 episodes)