The Power to Protect the People I Cherish

Yeo Jin-goo

Clown Ha-seon / King Yi-heon

Lee Se-young

Yoo So-Woon

Kim Sang-kyung

Lee Kyu

Jeong Hye-young

Woon-Sim

Jang Kwang

Eunuch Jo

Kwon Hae-hyo

Shin Chi-Soo

Jang Young-nam

King's mother

Yoon Kyung-ho

Kab-Soo

Lee Mu-saeng

Prince Jinpyung

Min Ji-a

Court Lady Kim

Yun Jong-seok

Jang Moo-Young

Oh Ha-nee

Ae-Young

Choi Kyu-jin

Shin Yi-Kyeom

Jong-Seok Yun

Jang Moo Young

Seo Yoon Ah

Sun Hwa Dang

Shin Soo-yeon

Dal Lae

Kim Soo-jin

Court Lady Park

Ahn Eun-jin

Hu Gung

Kwon Eun-bin

Court Lady