Air Date
March 3, 2018
Episodes
20 episodes
Grand Prince
Season 1
Episodes
1. Episode 1
March 3, 2018
63 min
2. Episode 2
March 4, 2018
66 min
3. Episode 3
March 10, 2018
63 min
4. Episode 4
March 11, 2018
63 min
5. Episode 5
March 17, 2018
66 min
6. Episode 6
March 18, 2018
67 min
7. Episode 7
March 24, 2018
68 min
8. Episode 8
March 25, 2018
66 min
9. Episode 9
March 31, 2018
63 min
10. Episode 10
April 1, 2018
65 min
11. Episode 11
April 7, 2018
65 min
12. Episode 12
April 8, 2018
67 min
13. Episode 13
April 14, 2018
65 min
14. Episode 14
April 15, 2018
65 min
15. Episode 15
April 21, 2018
67 min
16. Episode 16
April 22, 2018
66 min
17. Episode 17
April 28, 2018
66 min
18. Episode 18
April 29, 2018
67 min
19. Episode 19
May 5, 2018
63 min
20. Episode 20
May 6, 2018
72 min
Yoon Shi-yoon
Lee Whi
Jin Se-yeon
Sung Ja-Hyun
Ju Sang-uk
Lee Kang
Jung Woo-yeon
Yoon Na-Gyeom
Son Ji-hyun
Roo Shi-Gae
Yang Mi-kyung
King's Mother Sim
Son Byung-ho
Prince Yangan
Kim Mi-kyeong
Ja-Hyun's mother
Lee Ki-young
Sung Eok
Moon Ji-in
Ggeut-Dan
Choo Soo-hyun
Cho Yo-Kyung
Han Eun-seong
Sung Deuk-Sik
Jo Yoon-seo
Jung Seol-Hwa