Parasite is a dark comedy thriller that explores class disparity in contemporary South Korean society. The story revolves around the impoverished Kim family who scheme to become employed by the wealthy Park family by infiltrating their household and posing as unrelated, highly qualified individuals. The film gained international prominence, winning numerous awards including the Palme d'Or at the 2019 Cannes Film Festival and four Academy Awards. It's not a TV show but it significantly boosted the global interest towards Korean media.

Hi Bye, Mama! is a touching drama about a mother who returns from the dead as a ghost, for 49 days, to reconnect with her family. The series tackles themes of life, death, and family, and has been praised for its heartwarming narrative and stellar performances. It's also recognized for its depiction of motherhood and the sacrifices it entails, resonating with audiences internationally.

Kingdom is a historical horror thriller set in Korea's Joseon period. It follows a crown prince who is sent on a suicide mission to investigate a mysterious outbreak that leads him to a brutal truth that threatens the entire kingdom. The series was lauded for its unique blend of historical drama, political intrigue, and zombie horror, and it has contributed to the global popularity of Korean television.

Mr. Sunshine is a historical drama set during the late Joseon period and the dawn of the 20th century. It follows a young servant running away from his oppressors, who returns to his homeland later as a U.S. marine officer. The series explores love, identity, and national pride amidst the backdrop of a changing Korea, and has received widespread acclaim for its storytelling, visual aesthetics, and strong performances.

SKY Castle is a satirical drama that delves into the ambitions and vanity of upper-class families living in SKY Castle, an upscale residential area. The series follows the lives of four high-ranking wives, as they strive to propel their husbands to the top of the social ladder. The series became a major hit for its biting critique of the competitive educational system and the societal pressure to achieve success.

Signal is a crime thriller that connects a detective in the present day with a detective from the past via a mysterious walkie-talkie. The series uses real-life criminal cases in South Korea, including the infamous Hwaseong serial murders, as the backdrop for its narrative. It was highly praised for its well-written script, engaging plot, and the performances of its lead actors. The series had a significant impact on Korean society, leading to the re-investigation of the real-life Hwaseong serial murders.

Reply 1988 is a coming-of-age drama that revolves around five friends and their families living in the same neighborhood in 1988. The series is known for its nostalgic portrayal of the 1980s, its heartwarming depiction of family and friendship, and its mystery on who the female lead's husband could be. It's one of the highest-rated Korean dramas in cable television history and has been praised for its realism and attention to detail.