Jang Yeong-sil (24 episodes, 2016)
Yi Do, later King Sejong (1397~1450) (24 episodes, 2016)
Yi Bang-won, later King Taejong (1367~1422) (24 episodes, 2016)
Princess So Hyeon (24 episodes, 2016)
Joo Bu-ryeong (2016) (unknown episodes)
Ha Yeon (unknown episodes)
Jang Sung-whi (unknown episodes)
Choi Bok (unknown episodes)
Maeng Sa-sung (unknown episodes)
Jang Yeong-sil (young) (unknown episodes)
Heo Jo (unknown episodes)
Hwang Hee (unknown episodes)
Yoo Taek-sang (unknown episodes)