Doh Kyung-soo
Crown Prince Lee Yool / Won-deuk

Nam Ji-hyun
Hong-sim / Yoon Yi-seo

Cho Seong-ha
Kim Cha-eon

Cho Han-cheul
King

Oh Yeon-ah
Queen Park

Ji Min-hyuk
Prince Seo-won

Kim Seon-ho
Jung Je-yoon

Jung Hae-kyun
Hong-sim's Stepfather

Han So-hee
Kim So-hye

Heo Jung-min
Kim Soo-Ji

Kim Jae-young
Moo-yeon

Jo Hyun-sik
Eunuch Yang

Ahn Suk-hwan
Lord Park Sun-do

Kim Ki-doo
Goo-dol

Lee Min-ji
Kkeut-Nyeo

Lee Jun-hyeok
Park Bok-eun

Jung Ji-hoon
Young Lee Yool

Heo Jung-eun
Young Hong-sim / Yoon Yi-seo

Jeong Joon-won
Young Yoon Seok-ha

Do Ji-han
Dong-joo