Author JK Rowling supports HBO's upcoming Harry Potter series. She collaborated with writers but isn't credited.

J.K. Rowling has clarified her involvement in the writing process of the highly anticipated Harry Potter HBO show.

Author JK Rowling won’t write the HBO Harry Potter series but says she’s worked closely with the show’s writers.

J.K. Rowling has given the Harry Potter series her stamp of approval. The controversial author recently took to X (formerly ...