Buffy the Vampire Slayer, American television show that combined elements of comedy, drama, and horror and developed a cult following in the late 1990s and early 2000s. Buffy the Vampire Slayer initially aired on the Warner Bros. (WB) network for five seasons (1997–2001), before moving to the United Paramount Network (UPN) for the last two years (2001–03) of its run on prime-time television. The series revolved around the adventures of the title character, Buffy Summers (played by Sarah Michelle Gellar), a teenage girl who, as the chosen slayer of her generation, has to battle vampires, demons, and other assorted supernatural