As production begins on HBO’s ‘Harry Potter’ TV seriesthe channel has confirmed plans to involve JK Rowling, the author of the original book series, in the making of the series.

In a statement from HBO shared with Variety And The wrapthe network says the upcoming “Harry Potter” series can “only benefit” from Rowling’s collaboration, noting that the author “has the right to express her personal opinions.”

“We have been working with JK Rowling and in the Harry Potter industry for over 20 years,” the statement said. “As millions of fans continue to enjoy films, games and experiences, we have seen great success and his contribution has been invaluable. We’re proud to once again tell the story of Harry Potter, heartwarming books about the power of friendship, determination, and acceptance.

“JK Rowling has the right to express her personal opinions,” the statement continued. “We will remain focused on the development of the new series, which will only benefit from his involvement.”

For years now, Rowling has been outspoken about her opinions on transgender issues. His comments earned him criticism from the public and some stars of “Harry Potter”.

Following the announcement of HBO’s plans to adapt the “Harry Potter” novels into a television series, some “Harry Potter” fans have vowed to boycott the series due to Rowling’s comments on transgender issues, according to Variety.

Rowling retains creative control over adaptations of the book series. A deal between Rowling’s production company Brontë Film and TV and Warner Bros. Television was concluded in 2023, as reported Deadline. Rowling confirmed her involvement in the series in a statement shared with the outlet.

“Max’s commitment to preserving the integrity of my books is important to me, and I look forward to being part of this new adaptation which will allow a degree of depth and detail only offered by a long-running television series,” said Rowling said. in a statement, by Deadline.

According to Casey Bloys, CEO of HBO and Max, JK Rowling will be an executive producer on the series and “her ideas are going to be helpful on this,” Bloys said, according to Deadline.

JK Rowling’s opinions won’t affect casting

Open casting is already underway for HBO’s “Harry Potter” series.

“Casting has started in the UK and Ireland, so the process is progressing. It’s going pretty well,” said Channing Dungey, chairman and CEO of Warner Bros. TV Group. The Hollywood Reporter in October.

HBO is committed to providing an inclusive and diverse cast, the network said in a statement shared with Variety. “For each role, please submit qualified performers without regard to ethnicity, gender, disability, race, sexual orientation, gender identity, or any other basis protected by law , unless specifically stated otherwise.”

Rowling’s opinions will not impact casting decisions, according to Bloys.

“(Rowling has) been quite involved — she was very involved in the writer and director selection process,” Bloys told reporters at HBO’s 2025 preview presentation in West Hollywood, Calif. according to Weekly Entertainment. “I imagine she will have opinions on the casting. It didn’t affect casting or hiring of writers or production staff or anything, so we didn’t feel any impact from it.