Harry Potter: Books vs Series

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Season 1, episode 3

Episode 3 of season 1, Philosopher’s Stone. HBO has not announced its air date yet.

SeasonSeason 1
Episode3 of 8
TitleNot yet announced
Air dateNot yet announced
Likely to coverchapters 6–7 of the book (our estimate)

What it is likely to cover

This is our own estimate, not information from HBO. It splits the book’s 17 chapters across the eight episodes by story and length. The series may cover more, less, or reorder events.

  • Chapter 6: The Journey from Platform Nine and Three-Quarters
  • Chapter 7: The Sorting Hat

In the book

  • Platform nine and three-quarters, the Weasleys, and meeting Ron and Hermione on the Hogwarts Express (ch. 6).
  • The arrival at Hogwarts, the Sorting Hat, and the first feast, where Harry first sees Snape at the staff table (ch. 7).
“Not Slytherin, eh?”— The Sorting Hat, PS, ch. 7

What we have already seen

Differences from these chapters already seen in the trailers and official images:

Books: Snape has “sallow skin” (PS, ch. 7). Series: he is played by Paapa Essiedu, a Black British actor.

Images © HBO. More in official images.

When the episode airs, this page will be updated with the chapters it actually adapts and every difference from the book.

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Premiere

25 Decon HBO Max

Books vs Series

Difference 001 of 15

Snape’s skin colour

Books: Snape has “sallow skin” (PS, ch. 7).

Series: he is played by Paapa Essiedu, a Black British actor.

All 15 differences »

Posters

Harry character poster, HBO's Harry Potter
Harry

All posters »

Latest updates

13 November 2026
New pages: a page for each actor, the ages of the cast, new scenes not in the book, houses and uniforms, magical creatures and music. More »

13 November 2026
New page: sets and filming locations, from the new Hogwarts at Leavesden to London Zoo, King’s Cross and the Cornish coast. More »

13 November 2026
Dominic McLaughlin, Arabella Stanton and Alastair Stout, the new Harry, Hermione and Ron, talked to Scholastic News about the auditions, getting the parts and filming. More »

10 November 2026
Snape actor Paapa Essiedu told Vanity Fair he still doesn’t really know what happens in Deathly Hallows, and was baffled by Dumbledore’s death. More »

All news »

Unofficial fan site. Not affiliated with HBO, Warner Bros. Discovery or J.K. Rowling. Images and videos © HBO / Warner Bros. Discovery.
Book references are to the UK editions: PS = Philosopher's Stone, CoS = Chamber of Secrets. · About this site · Page updated