The wait is over! HBO has officially released the first teaser for the series “ Harry Potter ” (2026), unveiling the new cast set to star in this major project that reimagines the globally renowned Harry Potter literary series. The first season, titled Harry Potter and the Philosopher's Stone, is ready for viewers to enjoy.

Introducing the 10 main cast members of HBO's “Harry Potter” series, bringing Hogwarts back to life.

After a rigorous casting process involving over 30,000 applicants, the world now meets“the three best friends”who will portray Harry, Ron, and Hermione, along with other cast members who will add color to Hogwarts in 2026.

1. Dominic McLaughlin as Harry Potter

The 11-year-old rising star chosen to succeed Daniel Radcliffe as the “Boy Who Lived.” Critics note Dominic’s eyes reflect innocence mixed with determination—the core of young Harry facing a great destiny.

2. Arabella Stanton as Hermione Granger

Arabella is a top choice for the role of the smartest young witch, Hermione Granger, thanks to her agile, intelligent, and confident demeanor, perfectly completing the trio as depicted in the books.

3. Alastair Stout as Ron Weasley

Harry’s lovable best friend. Alastair plays Ron Weasley, the adored red-haired family member. The production team confirms excellent chemistry among him, Dominic, and Arabella. Fans look forward to his performance in the wizard’s chess scenes, with an expanded emphasis on Ron’s bravery in this series version.

4. John Lithgow as Professor Albus Dumbledore

The return of the greatest wizard in history, portrayed by legendary actor John Lithgow as Hogwarts’ headmaster. He is set to perfectly convey Dumbledore’s elegance, kindness, and awe-inspiring mystery.

5. Janet McTeer as Professor Minerva McGonagall

The Oscar-nominated acclaimed actress cast as Professor McGonagall will bring a sharp, decisive, and just presence as the head of Gryffindor House, earning fans' confidence in her portrayal.

6. Paapa Essiedu as Professor Severus Snape

One of the most talked-about castings is Paapa as Professor Snape, expected to bring a new dimension to the character with intense, mysterious, and powerful acting, fitting HBO’s realistic and emotionally rich style—a fresh interpretation breaking from previous images.

7. Nick Frost as Rubeus Hagrid

The most surprising casting is Nick Frost, a well-known comedy actor (from Shaun of the Dead), playing the half-giant. His warm, cheerful personality convinces fans he will authentically capture this beloved character.

8. Lox Pratt as Draco Malfoy

The essential rival, Lox Pratt portrays the proud young Malfoy, a key figure who adds tension and color to Hogwarts’ story, especially in his confrontations with the main trio across all Harry Potter seasons.

9. Bel Powley as Petunia Dursley

The talented actress known from The Morning Show is cast as Harry’s aunt Petunia Dursley, depicting a meticulous, nosy woman with a complex, love-hate relationship toward the wizarding world.

10. Amos Kitson as Dudley Dursley

Portraying the mischievous cousin who often bullies Harry, the HBO series is expected to explore deeper aspects of Dudley and Harry’s relationship, from their beginnings at 4 Privet Drive to his growth and transformation, as originally outlined in the books.

When can fans watch HBO's Harry Potter series?

The HBO Harry Potter series is officially scheduled to premiere during Christmas 2026 and will be available via streaming on HBO Max, under the stewardship of Francesca Gardiner (from Succession) and director Mark Mylod.

Image credit: HBO

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