as Lee Gon
16 episodes
as Jung Tae-eul / Luna
16 episodes
as Jo Eun-sup / Jo-young
16 episodes
as Kang Shin-jae
16 episodes
as Goo Seo-ryung / Goo Eun-ah
16 episodes
as Lee Rim
16 episodes
as Lee Jong-in / Prince Boo-young
16 episodes
as Noh Ok-nam
16 episodes
as Jung Do-in
16 episodes
as Song Jung-hye
16 episodes
as Park Moon-shik
16 episodes
as Jo Hae-in
16 episodes
as Lee Gon's Secretary
16 episodes
as Jang Michael / Jang Mi-reuk
16 episodes
as Myung Na-ri / Myung Seung-ah
16 episodes
as Seok Ho-pil
16 episodes
as Kim Hee-joo
16 episodes
as Kim Ki-won
16 episodes
as Young Lee Gon / Lee Ji-hun
16 episodes
as Young Jung Tae-eul
16 episodes
as Young Shin-jae / Kang Hyun-min
16 episodes
as Moon Seung-ih
16 episodes
as Yoo Kyung-moo
16 episodes
as Young Yoo Kyung-moo
16 episodes
as Min Hwa-yun / Park Sook-jin
16 episodes
as Kyu-bong
16 episodes
as Detective Shim
16 episodes
as Kyung-ran
16 episodes
as Park In-young
16 episodes
as Lee Jung-hoon
16 episodes
as Prime Minster's Adviser
16 episodes
as Secretary Kim
16 episodes
as Prime Minster's Staff
16 episodes
as Kim Sung-ae
16 episodes
as Park Mun-haeng
1 episode
as Lee Ho (the late emperor, Lee Gon's father)
3 episodes
as Choi Min Hwan
2 episodes
as Kang Sin Jae's father
1 episode
as Secretary Mo's son
1 episode