100 Days My Prince
“I will marry you someday.”
Series Overview
Lee Yool 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, head of the first detective agency in Joseon.
Broadcast Schedule & Network Information
Airing status, episode counts, upcoming schedule, and network syndication.
1 Season • 16 Episodes
58–75 min per episode
2018 – 2018
Premiered: Mon, Sep 10, 2018
So Jae-hyunLatest Aired Episode
Season 1, Episode 16: “The End of War between Crown Prince and Vice-Premier”
For Yi-seo, Yul goes to war. There, he encounters Kim Cha-eon's private soldiers.
Seasons & Episodes Breakdown
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
100 Days My Prince | TrailerOfficial
Type: Trailer • Published 2020-08-03
Cast & Creators
Explore Star Directory →
Doh Kyung-soo
Crown Prince Lee Yool / Won-deuk
Nam Ji-hyun
Hong-sim / Yoon Yi-seo
Cho Seong-ha
Kim Cha-eon
Cho Han-chul
King
Oh Yeon-ah
Queen Park
Ji Min-hyuk
Prince Seo-won
Kim Seon-ho
Jung Je-yoon
Jung Hae-kyun
Hong-sim's Stepfather
Han So-hee
Kim So-hye
Heo Jung-min
Kim Soo-Ji
Kim Jae-young
Moo-yeon
Jo Hyun-sik
Eunuch Yang
Ahn Suk-hwan
Lord Park Sun-do
Kim Ki-doo
Goo-dol
Lee Min-ji
Kkeut-Nyeo
Lee Jun-hyeok
Park Bok-eun
Jung Ji-hoon
Young Lee Yool
Heo Jung-eun
Young Hong-sim / Yoon Yi-seo
Creative Leadership & Key Crew
Lee Jong-jae
Noh Ji-sul
Department Leadership Roster
Noh Ji-sul
Writer
Lee Jong-jae
Director
Age Classification & Content Advisories
Official viewer rating standards and content warnings across international classification boards.
TV-14: Parents Strongly Cautioned — Contains material unsuitable for children under 14.
International Certification Matrix
Parents Strongly Cautioned — Contains material unsuitable for children under 14.
Mature — Recommended for viewers 15 and older.
Suitable only for 12 years and over.
14+ Parents Strongly Cautioned.
Interdit aux moins de 12 ans — 12+ only.
FSK 12 — Restricted to viewers aged 12 and older.
Production Stills & Gallery
Official cinematic photography and background stills for 100 Days My Prince.
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Frequently Asked Questions About 100 Days My Prince
Key facts, seasons breakdown, and credits for search engines and AI assistants.
What is 100 Days My Prince about?
Lee Yool 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, head of the first detective agency in Joseon.
How many seasons does 100 Days My Prince have?
100 Days My Prince comprises 1 season available to explore.
Who stars in 100 Days My Prince?
Key cast members in 100 Days My Prince include Doh Kyung-soo, Nam Ji-hyun, Cho Seong-ha, Cho Han-chul, Oh Yeon-ah.
Who created or directed 100 Days My Prince?
100 Days My Prince was developed and directed by Lee Jong-jae.