Glitch () is a 2022 South Korean science fiction television series written by Gin Han-sai, directed by Roh Deok, and starring Jeon Yeo-been and Nana, it tells the story of a young woman who tries to track down her missing boyfriend with the help of a UFO-watching club. It was released on Netflix on October 7, 2022.
Hong Ji-hyo comes from a rich family. She has a steady job, obtained through family connections. One night, her boyfriend of four years suddenly disappears. As she goes in search of him, she tries to uncover the truth behind a mysterious secret with the help of a community of UFO watchers, including Heo Bo-ra.
On December 30, 2020, Netflix confirmed through a press release that it would distribute a Korean original series titled Glitch, to be produced by Studio 329 and written by Extracurricular writer, Gin Han-sai.
Jeon Yeo-been was offered the lead role in early March. In mid-March, director Roh Deok and Jeon Yeo-been confirmed they had joined the series. On March 19, 2021, Nana was confirmed to play the role of a twitch streamer on the show.
On July 23, 2021, filming was temporarily halted due to the COVID-19 pandemic and one of the performers possibly being infected. Filming resumed on May 21, 2021, and continued until December 23. On May 28, 2021, images from a script-reading location were revealed.
The series had its premiere at the 27th Busan International Film Festival, in the 'On Screen' section, on October 6, 2022. Four episodes out of ten were introduced in the premiere. It became available for streaming on Netflix on October 7, 2022.