남다름

Ko Se-Hun

Young Sun Woo-hae

Crown Prince of Joseon

King Hyeonjong

Ri Eul / Ryu Min-Hyuk [Teen]

Han Do-kyung

self

Seung-tae

Na Woo-soo

Cheong-seok

Park Young / Young Prince

Han Ji-pyeong (young)

Teenage Moon Ha-won

Spirit of the Well

Park Sun-ho

Young Yoon Na-Moo

Young Jeong Jae-chan

Young Wang Won

Self

Park Jung-woo

Yi Bang-won (young)

young Yi Deok-hyeong

Heo Il-rak

Young Gi Ha-myeong

Young Jo-yoon

Kang Dong-seok (young)

Han Tae-kyung (young)

Young Jung Woo-sang

Eun Se Gyeol

Hyeon-seok (young)