On screen
Cast
18 credited performers
Kim Sang-kyung
King Sejong the Great
Kim Yeong-cheol
King Taejong
Kim Kap-soo
Prime Minister Hwang Hui
Lee Won-jong
Yun Hee
Lee Chun-hee
Jang Yeong-sil
Seo Jun-young
Grand Prince Suyang
Oh Yeon-seo
Eori
Lee Hyun-woo
Prince Choong-nyeong
Nam Ji-hyun
young Princess Shim
Lee In
Prince Yangnyeong (young)
Lee Jung-hyun
Lee Seon
Jung Suk-won
Character not listed
Park Sang-min
Prince Yang-Nyung
Choi Myung-gil
Queen Won-gyeong
Sun Dong-hyuk
Choi Yoon-deok
Chang Gi-young
Character not listed
Lee Yoon-ji
Queen so Heon
Lee Dal-hyung
Shin Jang