Dominic McLaughlin, Arabella Stanton, and Alastair Stout will take on the iconic roles of Harry, Hermione, and Ron in HBO's forthcoming adaptation of J.K. Rowling’s series, with further casting news expected soon.
New Faces for Harry Potter: Young Cast Revealed

New Faces for Harry Potter: Young Cast Revealed
HBO announces the lead trio for the anticipated Harry Potter TV series, casting young newcomers to portray the beloved characters.
In an exciting development for Harry Potter fans, HBO has revealed the young actors who will portray the main trio in its upcoming TV series adaptation of J.K. Rowling's beloved book series. Dominic McLaughlin has been cast as Harry Potter, Arabella Stanton will play Hermione Granger, and Alastair Stout will take on the role of Ron Weasley.
The open casting call, which attracted more than 30,000 child applicants last year, culminated in the selection of these three promising talents. Showrunner Francesca Gardiner and executive producer/director Mark Mylod expressed their excitement about discovering "the talent of these three unique actors," stating, "We cannot wait for the world to witness their magic together onscreen."
In addition to the lead trio, the series boasts seasoned actors such as John Lithgow as the iconic Albus Dumbledore, Janet McTeer as Professor Minerva McGonagall, and Paapa Essiedu as Severus Snape. Nick Frost will also portray the beloved groundskeeper Rubeus Hagrid, while Luke Thallon and Paul Whitehouse will join the cast as Professor Quirinus Quirrell and caretaker Argus Filch, respectively. More casting announcements are expected in the near future.
All three young actors stepping into roles previously played by Daniel Radcliffe, Emma Watson, and Rupert Grint are relatively new to the scene. McLaughlin has a background in comedy, recently appearing in Sky’s upcoming series Grow, alongside notable actors like Nick Frost and Golda Rosheuvel, and will also feature in the upcoming BBC series Gifted. Stanton has made a name in theatre, having portrayed Matilda in the West End production of Matilda: The Musical.
J.K. Rowling will act as an executive producer on the adaptation, which HBO promises will be a “faithful portrayal” of her original writings. The upcoming series is designed to span at least a decade, allowing for an in-depth exploration of the plotlines from the novels, a luxury that the feature films could not provide due to time constraints.
Filming is scheduled to commence in the summer at Warner Bros. Studios Leavesden in the UK, with the first series potentially airing as early as 2026 on HBO Max. Fans eagerly await this new chapter in the Harry Potter universe.