Lox Pratt is slated to play Draco Malfoy, with Johnny Flynn as his father Lucius Malfoy. In more family castings, Bel Powley is set as Petunia Dursley and Daniel Rigby as Vernon Dursley, Harry’s aunt and uncle. Additionally, Katherine Parkinson will play Ron’s mom, Molly Weasley.

Cast as Hogwarts students are Leo Earley as Seamus Finnigan, Alessia Leoni as Parvati Patil, and Sienna Moosah as Lavender Brown.

Bertie Carvel will be playing minister for magic Cornelius Fudge.

They join previously announced John Lithgow as Albus Dumbledore, Janet McTeer as Minerva McGonagall, Paapa Essiedu as Severus Snape, Nick Frost as Rubeus Hagrid, Dominic McLaughlin as Harry Potter, Alastair Stout as Ron Weasley and Arabella Stanton as Hermione Granger.

The series is written and executive produced by Francesca Gardiner. Mark Mylod will executive produce and direct multiple episodes of the series for HBO in association with Brontë Film and TV and Warner Bros. Television. The series is executive produced by Rowling, Neil Blair, and Ruth Kenley-Letts of Brontë Film and TV, and David Heyman of Heyday Films.