Lee In-hye

Yoo Eun-sil

Yoon Ji-young

Heo Jae-kyung

Jang Ok-sun

Yakyeon (Wife of Damdeok / Queen of Goguryeo; Go Mu's stepdaughter)

(이인혜) as Jeong-hwa (정화)

Empress Seonjeong Han Bo-bae as young Empress Seonjeong Empress Mundeok's daughter who raised by Seongjong, her stepfather from child. She later married Mokjong, but since they two were grow up like a sibling from young, so Mokjong doesn't like or see her as a spouse. As she never has any children, so they are living in a cold state and suffer only from hardships here and there. Even so, she cares and always follow his mother, Empress Cheonchu until the end of the episode.

Park Eun-young

Han Jae-eun

Gae-ddong/Danshim

Jung Hong-yeon Park Da-young as young Hong-yeon

Han Dan-hee