Episode 4

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

Park Sang-min

Prince Yang-Nyung

Choi Myung-gil

Queen Won-gyeong

Sun Dong-hyuk

Choi Yoon-deok