Yer a Wizard, Harry — Again: Meet the Full Cast of HBO's Harry Potter
Hogwarts just got its first official teaser — and it dropped today. HBO's long-awaited Harry Potter series, now officially titled Harry Potter and the Philosopher's Stone for its first season, is currently in production at Warner Bros. Studios Leavesden in the UK, with a Christmas 2026 premiere on HBO and a planned seven-season run across the next decade. Here is everyone heading to the castle.
32,000+Children auditioned for the trio
8Episodes in Season 1
7Seasons planned — one per book
Dec 2026Premiere on HBO
🧙 The New Trio
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Dominic McLaughlin
Harry Potter
Selected from 32,000+ hopefuls. Previously appeared in Sky's Grow alongside Nick Frost.
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Arabella Stanton
Hermione Granger
West End alum — previously played Matilda in the London production of the musical.
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Alastair Stout
Ron Weasley
A true newcomer — Harry Potter marks his first-ever acting credit.
🏰 The Professors & Adults
John Lithgow
Albus Dumbledore
Known for The Crown and Conclave. Said the role will "define the last chapter of my life."
Janet McTeer
Prof. Minerva McGonagall
Oscar nominee. Stepping into the role made legendary by Maggie Smith.
Paapa Essiedu
Prof. Severus Snape
Breakout star of I May Destroy You. A bold and electric casting choice.
Nick Frost
Rubeus Hagrid
British comedy icon reimagined as the beloved half-giant groundskeeper.
Katherine Parkinson
Molly Weasley
Known for The IT Crowd. Bringing the Weasley matriarch to life.
Johnny Flynn
Lucius Malfoy
Known for Emma and Young Wallander.
Paul Whitehouse
Argus Filch
The beloved British comedian takes on Hogwarts' cantankerous caretaker.
Luke Thallon
Prof. Quirinus Quirrell
The not-so-innocent Defense Against the Dark Arts teacher.
Bel Powley
Petunia Dursley
Known for The Diary of a Teenage Girl.
Anton Lesser
Garrick Ollivander
The wandmaker who knows every wand he's ever sold.
Warwick Davis
Prof. Filius Flitwick
Reprising the role he originated in the original film series.
Lambert Wilson
Nicolas Flamel
French star known for The Matrix Reloaded.
Behind the camera, Succession writer Francesca Gardiner serves as showrunner and executive producer, with Game of Thrones veteran Mark Mylod directing multiple episodes. Hans Zimmer is composing the score. The series is executive produced by J.K. Rowling, David Heyman (Heyday Films), and Neil Blair. Each of the seven books will be adapted into its own season — Season 1 covering The Philosopher's Stone across eight episodes. HBO Max president JB Perrette called it "the biggest streaming event in the history of HBO Max, and arguably in streaming, period."
The first official image — Harry in his Gryffindor Quidditch robes approaching the pitch at Hogwarts — dropped yesterday. The teaser trailer followed today. Whatever your feelings about the franchise's complicated cultural moment right now, one thing is undeniable: the creative team assembled here is formidable, the casting is bold, and the world is watching.
