**Details** Title: 비밀의 문 - 의궤 살인사건 / Bimilui Moon - Uigwe Salinsageon Also known as: Secret Door: Uigwe Murder Case Genre: Historical, political, mystery, melodrama, thriller, action Episodes: 24 Broadcast network: SBS Broadcast period: 2014-Sep-22 to 2014-Dec-?? Air time: Monday & Tuesday 22:00 Original Soundtrack: Secret Door OST **Synopsis** A historical drama about the conflict between father King Young Jo, who wished to strengthen the King′s rule, and his son Crown Prince Sado, who dreamt of making his country one where all are equal. This drama will tell the discovery of the truth behind the mystery surrounding Sado's death which was sentenced to death by his own father King Young Jo. **Cast** Main Cast Han Suk Kyu as King Young Jo Lee Je Hoon as Lee Sun, later Crown Prince Sado Kim Yoo Jung as Seo Ji Dam (ep 1-13) - Yoon So Hee as adult Ji Dam (ep 14-end) Park Eun Bin as Lady Hye Kyung of Hong clan Kim Min Jong as Na Chul Joo Kim Chang Wan as Kim Taek Lee Won Jong as Park Moon Soo Crown Prince Sado's people Choi Won Young as Chae Je Gong Kang Seo Joon as Min Woo Sup Kwon Hae Hyo as Seo Kyoon Suh Joon Young as Shin Heung Bok Choi Jae Hwan as Heo Jung Woon Government Officials Kim Myung Gook as Hong Bong Han Jang Hyun Sung as Hong Gye Hee Kim Ha Kyoon as Kim Sang Ro Uhm Hyo Sup as Min Baek Sang Jung Moon Sung as Byun Jong In Jung Gyu Soo as Yang Soon Man Jun Gook Hwan as Lee Jong Sung Kim Seung Wook as Jo Jae Ho Baek Seung Hyun as Shin Chi Woon ?? as Yoo Soo Won ?? as Yoon Ji ?? as Lee Ha Jing ?? as Shim Jung Yun Royal Family ?? as Lady Young Bin of Lee clan ?? as Queen Jung Soon of Kim clan Lee Sul (이설) as Moon Sook Ui Court Ladies and Byul Gam Son Byung Ho as Kim Sung Ik Park Hyun Sook as Court Lady Choi Kim Kang Hyun as Eunuch Jang Kim Mi Ran (김미란) as Court Lady Kim Lee Mi Young (이미영) as Court Lady Min Kim Tae Hoon as Kang Pil Jae Lee Won Jae as Kang Seo Won Choi Won Hong as Uhm Jae Sun People in Boo Yong Jae Park Hyo Joo as Woon Shim Kim Bo Ryung (김보령) as Choon Wol Geom Gye (Sword Society) Jung Wook as Heuk Pyo Yoon Choong (윤충) as Jang Sam Ji Sang Hyuk (지상혁) as Lee Sa Others Park So Eun (박소은) as Shin Go Eun Kim Young Sun (김영선) as Heung Bok's mother Kim Han Joon (김한준) as Choi Po Gyo ?? as Jung Po Gyo Kim Hyun (김현) as Painter Jang Yoon Seo Hyun as Chun Seung Se ?? as Seo Jik Soo ?? as inn owner