계백

Lee Seo-jin

Gyebaek

Lee Hyun-woo

Gyebaek (teen)

조재현

King Uija

Choi Won-hong

King Uija (child)

Noh Young-hak

King Uija (teen)

오연수

Sa Taek-bi

송지효

Eun-ko

전민서

Eun-ko (child)

Park Eun-bin

Eun-ko (teen)

진태현

Gyo-ki

남다름

Gyo-ki (young)

Seo Yeong-joo

Gyo-ki (teen)