100 Days My Prince


Title: 백일의 낭군님 / 100 Days My Prince
Chinese Title: 百日的郎君
Also known as: Hundred Days’ Husband / Dear Husband of 100 Days
Genre: Historical, Romance, Comedy
Episodes: 16 (To Be Confirmed)
Broadcast network: tvN
Broadcast period: 2018-Sep-10 to 2018-Oct-30
Air time: Monday & Tuesday 21:30


This is a pre-produced drama. Filming began on 2018-April.

Lee Yool (D.O.) is a Crown Prince. He falls off a cliff and nearly dies in an attempted assassination. He loses his memory, and wanders for 100 days under a new name and personality. During this period, he meets Hong Sim (Nam Ji Hyun), head of the first detective agency in Joseon.


Main Cast

D.O. as Lee Yool / Won Duk
Jung Ji Hoon as Lee Yool / Won Duk (young)
Nam Ji Hyun as Hong Shim
Heo Jung Eun as Hong Sim (young)

Supporting Cast

Jo Sung Ha as Kim Cha Uhn
Jo Han Chul as King
Kim Sun Ho as Jung Jae Yoon
Han So Hee as Kim So Hye
Choi Myung Bin as Kim So Hye (young)
Kim Jae Young as assassin
Ahn Suk Hwan
Jung Hae Kyun as Yoon (Hong Sim’s father)
Lee Joon Hyuk
Jo Jae Ryong
Kim Ki Doo as Goo Dol
Huh Jung Min as Kim Soo Ji
Lee Min Ji as Song Joo Hyung
Oh Yeon Ah
Jo Hyun Shik
Kang Young Suk as Jong Sa Kwan
Do Ji Han as Crown Prince Guardian Dongjo
Choi Woong as Jung Sa Yeob
Jung Soo Kyo
Lee Hye Eun as Yang Chun
Ji Min Hyuk
Jung Joon Won as Yoon Seok Ha (young)
Son Kwang Up

Production Credits

Production Company: Studio Dragon
Director: Lee Jong Jae
Screenwriter: Noh Ji Sul


Yoon Tae Young was removed from the drama following drunk driving charges.

Episode Ratings

Date Episode AGB TNmS
2018-09-10 1    
2018-09-11 2    
2018-09-17 3    
2018-09-18 4    
2018-09-24 5    
2018-09-25 6    
2018-10-01 7    
2018-10-02 8    
2018-10-08 9    
2018-10-09 10    
2018-10-15 11    
2018-10-16 12    
2018-10-22 13    
2018-10-23 14    
2018-10-29 15    
2018-10-30 16    

Sources: TNmS Media Korea & AGB Nielsen Korea (Nationwide)

*** Different between TNmS Media Korea & AGB Nielson – Here

*** Note: This drama is aired on Pay-TV channel which has fewer viewers than Free-TV channels. So, please don’t be surprised with the low rating. ***

Official Site

Trailer I
Trailer II

Watch Online in Viki.com (Coming Soon)