View gallery Image Credit: Everett Collection Yer a wizard, Harry - again! A TV series based on the beloved Harry Potter novels is coming to HBO's streaming service. Warner Bros. Discovery CEO David Zaslav revealed on February 23, 2024, when fans can expect the show to premiere. Two years later, the official trailer was released. Author J.K. Rowling conceived the story of a young boy (that being Harry Potter, of course) combating evil forces as a student at Hogwarts School of Witchcraft and Wizardry in her 7 fantasy novels, beginning with 1997's Harry Potter & the Sorcerer's Stone.