Kim Sang-kyung

King Sejong the Great

Kim Yeong-cheol

King Taejong

Kim Kap-soo

Prime Minister Hwang Hui

Lee Won-jong

Yun Hee

이천희

Jang Yeong-sil

서준영

Grand Prince Suyang

Oh Yeon-seo

Eori

Lee Hyun-woo

Prince Choong-nyeong

남지현

young Princess Shim

Lee In

Prince Yangnyeong (young)

이정현

Lee Seon

Jeong Suk-won

박상민

Prince Yang-Nyung

최명길

Queen Won-gyeong

Sun Dong-hyuk

Choi Yoon-deok

장기용

Lee Yoon-ji

Queen so Heon

Lee Doll-hyung

Shin Jang