The Weasley family is growing! More Weasley children have been cast for the upcoming Harry Potter TV series that will air in 2027, HBO announced Tuesday.

Mischievous twin brothers Fred and George will be played by Tristan and Gabriel Harland, respectively, while Ruari Spooner has been cast as elder brother Percy, and Gracie Cochrane has been cast as younger sister Ginny.

James and Oliver Phelps originated the role of the twins in the Warner Bros. movies, and Chris Rankin played Percy. Actress Bonnie Wright portrayed Ginny in the films for a decade.

Alastair Stout was already announced to play Ron Weasley, one of Harry Potter’s best friends, while Katherine Parkinson has been cast as the Weasleys’ mom, Molly. Casting for the eldest Weasley brother, Charlie, and father, Arthur, has not yet been announced

The Harland twins played minor roles in The Last Kingdom TV series in 2020, while Spooner held the lead in a 7-minute short film that was released in 2024, according to IMDb. Cochrane, 11, was a minor character in the 2024 Steve McQueen film, Blitz, and part of the choir in the 2024 movie Beetlejuice Beetlejuice.

Many of the major characters have been cast, including Hagrid, Albus Dumbledore and Professor Severus Snape, as well as some of the supporting roles, such as Harry’s cousin Dudley Dursley and fellow Gryffindor Neville Longbottom.

HBO’s plan is to base each season on one of the seven books in the popular literary series. In December, Variety reported that Discovery global streaming chief JB Perrette said the show is expected to be a 10-year project. The show has started production at Warner Bros. Studios Leavesden in the U.K., which is where the original movie franchise was filmed from 2000 to 2010.

The episodes are being written and executive-produced by Francesca Gardiner; Mark Mylod, who worked as an executive producer and director on the HBO drama Succession, will direct several episodes, according to Warner Bros.