Queen Insoo focuses on the fierce power struggle among three women in the royal court of the Joseon Dynasty.
Ham Eun-jung
Young Queen Insoo
Jin Ji-hee
Song-i/Deposed Queen Lady Yun
Chae Shi-ra
Queen Insoo
Baek Sung-hyun
Prince Dowon/Crown Prince Ui-kyung
Baek Su-ho
Yoon Goo
Lee Doo-seok
Prince Youngpoong
Kim Yong-hee
Kwon Ram
Kim Young-ho
Grand Prince Soo-yang
