TV series
Secret Door
2014, Korean, on SBS.
A re-imagining of the legendary tale of the troubled father-son relationship between King Yeongjo and his only son Prince Sado. While his father insists on a strong and centralized government, Crown Prince Sado promotes social justice and equality throughout the kingdom. Throughout eight fateful years, the strain on their relationship — both familial and political — eventually evolves into a total breakdown, ending with one of the most tragic stories in Joseon history.
- Seasons
- 1
- Episodes
- 24
- Episode length
- 60 min
- Status
- Ended in 2014
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Where to watch Secret Door
Secret Door is streaming on Rakuten Viki, OnDemandKorea, and Kocowa in India.
Rakuten Viki
OnDemandKorea
Kocowa Amazon Channel
KocowaFree
Availability in India as of 30 October 2026. Streaming data by JustWatch.
Latest episode
S1 E24: Episode 24
Aired 9 December 2014
Seasons 1
Cast & crew
- Lee Je-hoonCrown Prince Sado · 24 ep
- Kim You-jungSeo Ji-dam · 24 ep
- Yoon So-heeSeo Ji-dam / Park Bingae · 24 ep
- Han Suk-kyuKing Yeongjo · 24 ep
- Park Eun-binLady Hyegyeong · 24 ep
- Kim Min-jongNa Chul-joo · 24 ep
- Lee Won-jongPark Mun-su · 24 ep
- Kwon Hae-hyoSeo Kyoon · 24 ep
- Jeon Kuk-hwanLee Jong-sung · 24 ep
- Jang Hyun-sungHong Gye-hui · 24 ep
- Uhm Hyo-seopMin Baek-sang · 24 ep
- Kim Ha-kyoonKim Sang-ro · 24 ep
Details
- First aired
- 22 September 2014
- Last aired
- 9 December 2014
- Network
- SBS
- Original title
- 비밀의 문
- Language
- Korean
- Country
- South Korea
- Type
- Miniseries
- Rated
- NR
Check ratings elsewhere
News & fan talk
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Secret Door: quick answers
Is Secret Door worth watching?
Secret Door doesn’t have enough ratings for a verdict yet.
How many seasons of Secret Door are there?
Secret Door has 1 season and 24 episodes, about 60 minutes each.
Is Secret Door finished?
Yes. Secret Door ended in 2014, so you can watch the whole story.
Which OTT platform is Secret Door on?
Secret Door is streaming on Rakuten Viki, OnDemandKorea, and Kocowa in India. (Checked 30 October 2026.)
Secret Door parents guide: is it suitable for kids?
Secret Door is rated NR. Check the rating guidance before watching with young children.
What shows are like Secret Door?
If you liked Secret Door, try The Hardy Boys, The New Alfred Hitchcock Presents, Annika.