A young Joseon woman who's lived her whole life as a man ends up as a eunuch in the royal palace, where she begins to bond with the crown prince.
Park Bo-gum
Lee Yeong / Crown Prince Hyo Myeong
Kim You-jung
Hong Ra-on / Hong Sam-nom
Jung Jin-young
Kim Yoon-seong
Chae Soo-bin
Jo Ha-yeon
Kwak Dong-yeon
Kim Byeong-yeon
Kim Seung-su
King Soonjo
Jeon Mi-seon
Consort Park Soo-ki
Heo Jung-eun
Princess Yeongeun
Jung Yoo-min
Wol-hee
Cheon Ho-jin
Premier Kim Heon
Jung Hye-sung
Princess Myeongeun
Jang Kwang
Eunuch Han Sang-ik
Choi Dae-chul
Eunuch Ma Jong-ja
Tae Hang-ho
Do-gi
Oh Eui-sik
Seong-yeol
Ahn Se-ha
Master Jeong Deok-ho
Jo Hee-bong
Eunuch Seong
Park Cheol-min
Kim Ui-gyo
Lee Moon-sik
Eom-gong
Lee Jun-hyeok
Eunuch Jang Hoon-nam
Park Bo-gum
Lee Yeong / Crown Prince Hyo Myeong
Kim You-jung
Hong Ra-on / Hong Sam-nom
Jung Jin-young
Kim Yoon-seong
Chae Soo-bin
Jo Ha-yeon
Kwak Dong-yeon
Kim Byeong-yeon
Kim Seung-su
King Soonjo
Jeon Mi-seon
Consort Park Soo-ki
Heo Jung-eun
Princess Yeongeun
Jung Yoo-min
Wol-hee
Cheon Ho-jin
Premier Kim Heon
Jung Hye-sung
Princess Myeongeun
Jang Kwang
Eunuch Han Sang-ik
Choi Dae-chul
Eunuch Ma Jong-ja
Tae Hang-ho
Do-gi
Oh Eui-sik
Seong-yeol
Ahn Se-ha
Master Jeong Deok-ho
Jo Hee-bong
Eunuch Seong
Park Cheol-min
Kim Ui-gyo
Lee Moon-sik
Eom-gong
Lee Jun-hyeok
Eunuch Jang Hoon-nam
Park Bo-gum
Lee Yeong / Crown Prince Hyo Myeong
Kim You-jung
Hong Ra-on / Hong Sam-nom
Jung Jin-young
Kim Yoon-seong
Chae Soo-bin
Jo Ha-yeon
Kwak Dong-yeon
Kim Byeong-yeon
Kim Seung-su
King Soonjo
Jeon Mi-seon
Consort Park Soo-ki
Heo Jung-eun
Princess Yeongeun
Jung Yoo-min
Wol-hee
Cheon Ho-jin
Premier Kim Heon
Jung Hye-sung
Princess Myeongeun
Jang Kwang
Eunuch Han Sang-ik
Choi Dae-chul
Eunuch Ma Jong-ja
Tae Hang-ho
Do-gi
Oh Eui-sik
Seong-yeol
Ahn Se-ha
Master Jeong Deok-ho
Jo Hee-bong
Eunuch Seong
Park Cheol-min
Kim Ui-gyo
Lee Moon-sik
Eom-gong
Lee Jun-hyeok
Eunuch Jang Hoon-nam