Shin Don

Lady Yoon Hee-bi

King Gongmin

Shin Don Kim Kyung-hwan as young Shin Don

Ban Ya's birth mother

Princess Noguk, King Gongmin's first wife and a Yuan Princess. Banya, King Gongmin's concubine and Shin Don's maid. Bang Joon-seo as young Banya Jeon Ha-eun as child Banya