Serenity (2005 film) they will likely continue their pursuit in retribution for getting the word out. "Serenity" takes off with River as Mal's new pilot. The film is based on "Firefly", a television series canceled by the Fox Broadcasting Company in December 2002, after 11 of its 14 produced episodes had aired. Attempts to have other networks acquire the series failed, and creator Joss Whedon started to sell it as a film. He had been working on a film script since the show's cancellation. Shortly after the cancellation, he contacted Barry Mendel, who was working with Universal Studios, and "flat-out asked him" for
Buffy the Vampire Slayer a different character." A Twitter message posted by Owusu-Breen on July 26, 2018 was interpreted by media outlets as indicating that the new series would not recast the role of Buffy and instead would focus on a new Slayer. The spin-off "Angel" was introduced in October 1999, at the start of "Buffy" season four. The series was created by "Buffy"'s creator Joss Whedon in collaboration with David Greenwalt. Like "Buffy", it was produced by the production company Mutant Enemy. At times, it performed better in the Nielsen ratings than its parent series did. The series was given a darker tone,