Sky Castle (Korean: SKY 캐슬; stylized as SKY Castle) is a 2018–2019 South Korean television series starring Yum Jung-ah, Lee Tae-ran, Yoon Se-ah, Oh Na-ra, and Kim Seo-hyung. It aired on JTBC on Fridays and Saturdays at 22:50 (Time in South Korea), from November 23, 2018, to February 1, 2019.At the time of airing, Sky Castle was the highest rated drama in Korean cable television history. The drama received positive reviews from critics and won multiple awards, including four at the 55th Baeksang Arts Awards.