HBO confirms Harry Potter season 2 renewal

HBO has renewed its upcoming “Harry Potter” television series for a second season before the first season has premiered, according to a May 6 report by Collider that cited the company’s plans for the show. The series is adapting J.K. Rowling’s books one season at a time, and the second season is set to cover “Harry Potter and the Chamber of Secrets,” the report said. (collider.com) HBO and Warner Bros. Discovery had already begun laying out the project’s cast and release plans in a series of official announcements over the past year. (press.wbd.com) Warner Bros. Discovery’s press materials describe the show as a “faithful adaptation” of the books and say each season will bring Harry Potter to new and existing audiences on HBO Max where the service is available. (press.wbd.com) The company has also said the original films will remain available around the world alongside the new series. ### Which cast members has HBO confirmed so far? HBO said on April 14, 2025 that John Lithgow had been cast as Albus Dumbledore, Janet McTeer as Minerva McGonagall, Paapa Essiedu as Severus Snape and Nick Frost as Rubeus Hagrid. The same announcement said Luke Thallon would play Quirinus Quirrell and Paul Whitehouse would appear as Argus Filch. (collider.com) Francesca Gardiner and Mark Mylod said in that release that they were “happy to announce” the castings and added that they were “delighted to have such extraordinary talent onboard.” Gardiner is the showrunner and executive producer, while Mylod is directing multiple episodes and also serves as an executive producer, according to HBO. (press.wbd.com) ### Who is playing Harry, Hermione and Ron? HBO said on May 27, 2025 that Dominic McLaughlin had been cast as Harry Potter, Arabella Stanton as Hermione Granger and Alastair Stout as Ron Weasley. The company described the three as screen newcomers. (press.wbd.com) Gardiner and Mylod said the production had conducted an “extraordinary search” led by casting directors Lucy Bevan and Emily Brockmann before choosing the trio. HBO’s release said “tens of thousands of children” auditioned for the roles. ### What has HBO said about the first season’s release? (press.wbd.com) Warner Bros. Discovery said on March 25, 2026 that the eight-episode first season, titled “Harry Potter and the Philosopher’s Stone,” would debut at Christmas 2026. A March 27 release said the first official trailer drew more than 277 million organic views in 48 hours, which the company called the most-watched trailer in HBO and HBO Max history. (press.wbd.com) The same property page says the series will stream globally on HBO Max where available, including markets such as Turkey, the UK, Germany and Italy. HBO has also announced that Hans Zimmer and Bleeding Fingers are composing a new score for the series. (press.wbd.com) ### What is known about Season 2 already? Collider reported on May 6, 2026 that Season 2 had been renewed and would adapt “Harry Potter and the Chamber of Secrets.” The report said production on the second season is scheduled to begin in the fall. The same report said Jon Brown, a writer on the first season, had been named co-showrunner for the second season alongside Gardiner. Brown said he was “incredibly excited” to work with Gardiner and thanked HBO for “putting their faith” in him, according to Collider. (press.wbd.com) ### What comes next for fans before the show arrives? HBO Max said on May 5, 2026 that “Harry Potter: The Official Film Podcast” will debut on May 19 on HBO Max and major podcast platforms. (press.wbd.com) The company said the weekly show will be hosted by film critic Rhianna Dhillon and will revisit the eight Harry Potter films with guests and behind-the-scenes contributors. (collider.com) Christmas 2026 is the next major date on HBO’s schedule for the television series itself, when the eight-episode first season of “Harry Potter and the Philosopher’s Stone” is due to premiere. Season 2 is then slated to move into production in the fall, according to Collider. (press.wbd.com 1) (press.wbd.com 2) (collider.com)