Kim Ok-vin
Princess So-hee/Moo-young
Uhm Tae-woong
Yeon Choong
Choi Min-soo
Yeon Gaesomun
Kim Yeong-cheol
King Yeongnyu
On Ju-wan
Bojang of Goguryeo
No Min-woo
Yeon Namsaeng
Park Soo-jin
Mo-seol
Yoon So-hee
Nang-ga
Lee Won-jong
Jang-po
Lee Tae-ri
Crown Prince Hwangwon
Lee Yi-kyung
Tae-pyung
Kim Sang-ho
So Sa-beon
Kwak Jung-wook
Chi-woon
Yoo Jae-myung
Kil-Boo
Jo Jae-yun
Boo-chi
Chae Sang-woo
Yeon Choong (young)
Lee Jung-shin
Si Woo
Jung Ji-so
Cho-hee