New Delhi, March 27 -- HBO's upcoming Harry Potter television series marks a full-scale reboot of J. K. Rowling's widely read books, with an entirely new cast stepping into roles made famous by the film franchise. The show is planned as a long-form adaptation, with each season covering one book, allowing for greater narrative depth and character development.

The casting has drawn significant attention, particularly as a new generation of actors takes over iconic roles previously played by globally recognised stars. Below is a detailed guide to the principal cast and the characters they portray.

Harry Potter remains the emotional core of the story, an orphan who discovers his magical heritage and enters a world far larger than he imagine...