LOS ANGELES, March 25, 2026 — HBO has released the first teaser trailer for its upcoming “Harry Potter” television series and said the show will debut this Christmas, according to reporting from The Guardian, BBC News, Variety, The Hollywood Reporter, TVLine, and /Film.
Core Facts
- HBO has released the first teaser trailer for its “Harry Potter” series adaptation, offering an initial look at the project’s tone, setting and cast.
- The series is set to premiere in December/Christmas 2026 on HBO and the company’s Max streaming service.
- The first season is titled “Harry Potter and the Philosopher’s Stone,” and the series’ plan is to adapt one book per season.
- Dominic McLaughlin will play Harry Potter, with Arabella Stanton as Hermione Granger and Alastair Stout as Ron Weasley.
- The adult cast includes John Lithgow as Albus Dumbledore, Paapa Essiedu as Severus Snape, Janet McTeer as Minerva McGonagall and Nick Frost as Rubeus Hagrid.
- Francesca Gardiner is serving as writer/showrunner and executive producer, and Mark Mylod is set to direct multiple episodes and executive produce.
Additional Details Reported
Several outlets noted that the teaser spotlights key moments from the first book, including Harry’s introduction to Hagrid and his trip to Platform 9¾ to board the Hogwarts Express (as described by TVLine and The Guardian).
BBC News and TVLine both reported that the first season will span eight episodes, and that J.K. Rowling is an executive producer on the series.
Sources used in this report
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