

Secret Door
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.
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Cast

Lee Je-hoon
Crown Prince Sado

Kim You-jung
Seo Ji-dam

Yoon So-hee
Seo Ji-dam / Park Bingae

Han Suk-kyu
King Yeongjo

Park Eun-bin
Lady Hyegyeong

Kim Min-jong
Na Chul-joo

Lee Won-jong
Park Mun-su

Kwon Hae-hyo
Seo Kyoon

Jeon Kuk-hwan
Lee Jong-sung

Jang Hyun-sung
Hong Gye-hui








