Katy Keene is an American musical comedy-drama television series developed by Roberto Aguirre-Sacasa and Michael Grassi. It is based on the Archie Comics character of the same name. It chronicles the origins and struggles of four aspiring artists trying to attain successful careers on Broadway, on the runway, and in the recording studio. Katy Keene is a spin-off of Riverdale, and takes place five years after the events of the former series. The series was produced by Berlanti Productions, in association with Archie Comics, CBS Television Studios, and Warner Bros. Television.

Lucy Hale stars as Katy Keene, an aspiring fashion designer trying to navigate her way in New York City. Ashleigh Murray, Camille Hyde, Jonny Beauchamp, Julia Chan, Lucien Laviscount, Zane Holtz, and Katherine LaNasa also star, with Murray reprising her role as Josie McCoy from Riverdale. In January 2019, the series received a pilot order from The CW, to be considered for a series order in the 2019–20 television season. The series was filmed in New York City. The show was picked up to series in May 2019. The series premiered on The CW on February 6, 2020, with the series finale airing on May 14, 2020. In July 2020, the series was canceled after one season. This was the only CW cancellation of the 2019–2020 season.

Following the season finale, it was announced that the show would be the first CW show not to be released on either Netflix or the CW's own website and app, but instead would be part of HBO Max's debut lineup as an exclusive. It was the first CW show not to be offered to Netflix following the completion of its broadcast season. Following the announcement of the series' cancellation, the entire series was also made available on the CW website and app.