This drama depicts the turbulent period spanning from the reign of King Taejo (born Lee Seong Gye), the founder of the Joseon dynasty, to King Sejong.
Yoo Dong-geun
Lee Bang Won / King Taejong
Tae Min-young
King Jeongjong
Ahn Jae-mo
Prince Choongnyeong / King Sejong
Kim Mu-saeng
Lee Seong Gye
Lee Min-woo
Prince Yangnyeong
Choi Myung-gil
Queen Won-gyeong
Sun Dong-hyuk
Lee Sook-byeon
