Chilling Adventures of Sabrina is an American supernatural horror streaming television series developed by Roberto Aguirre-Sacasa for Netflix, based on the Archie comic book series of the same name. The series is produced by Warner Bros. Television, in association with Berlanti Productions and Archie Comics. Aguirre-Sacasa and Greg Berlanti serve as executive producers, alongside Sarah Schechter, Jon Goldwater, and Lee Toland Krieger. The series is centered on the Archie Comics character Sabrina Spellman, portrayed by Kiernan Shipka, and also stars Ross Lynch, Lucy Davis, Chance Perdomo, Michelle Gomez, Jaz Sinclair, Tati Gabrielle, Adeline Rudolph, Lachlan Watson, Gavin Leatherwood, Richard Coyle, and Miranda Otto. Originally in development during September 2017 at the CW, the series was intended to be a companion series to Riverdale; however, in December 2017, the project was moved to Netflix with a straight-to-series order, consisting of twenty episodes. Filming took place in Vancouver, British Columbia. The first half of the first season, consisting of ten episodes, was released on October 26, 2018. The series received positive reviews, with critics praising Shipka's performance, as well as the premise, visuals, and directing. A Christmas special episode was released on December 14, 2018, and the second half of the first season was released on April 5, 2019, consisting of nine episodes. In December 2018, Netflix renewed the series for a second season consisting of 16 episodes, split into two equal parts, of which the first eight episodes were released on January 24, 2020, with the second set released on December 31, 2020. In July 2020, Netflix cancelled the series due to the COVID-19 pandemic. Two crossovers with Riverdale occurred during the sixth season of the latter series, providing closure to plot points from Sabrina. A comic book series continuation, titled The Occult World of Sabrina, was also announced.