Season 1: Philosopher’s Stone
The first season adapts Harry Potter and the Philosopher’s Stone, the book published in 1997.
| Book | Harry Potter and the Philosopher’s Stone (US: Sorcerer’s Stone) |
| Episodes | 8 [source] |
| Premiere | 25 December 2026 (release date) |
| Where to watch | HBO and HBO Max (by country) |
| Showrunner | Francesca Gardiner |
| Director | Mark Mylod (several episodes) |
| Filmed at | Warner Bros. Studios Leavesden [source] |
Showrunner Francesca Gardiner and director Mark Mylod: “We have 8 hours to tell the first book.” [source]
Main cast
Harry Potter: Dominic McLaughlin · Hermione Granger: Arabella Stanton · Ron Weasley: Alastair Stout · Albus Dumbledore: John Lithgow · Minerva McGonagall: Janet McTeer · Severus Snape: Paapa Essiedu · Rubeus Hagrid: Nick Frost. Full cast.
Differences from the book
All the differences recorded so far for season 1 are on the differences page. They come from the trailers and official images; more will be added after each episode airs.



