17 'Harry Potter' stars, ranked from least to most successful

Daniel Radcliffe, Emma Watson, and Rupert Grint. Dave M. Benett/Getty Images The first "Harry Potter" movie was released almost 25 years ago. Ahead of the rebooted HBO Max series, we ranked the series' child stars by success. We used filmographies, awards, social media, and more to determine each place. "Harry Potter" is a phenomenon that endures, 29 years after "Harry Potter and the Sorcerer's Stone" was first published in the UK. That book series has turned into a behemoth that contains…