‘Harry Potter’ Trailer Surpasses 277M Views, Becomes Most-Watched in HBO History
By Lexi Carson
Published on March 28, 2026.
The first trailer for the TV series "Harry Potter and the Philosopher's Stone," starring Daniel Radcliffe, has surpassed 277 million organic views across platforms, making it the most-watched trailer in HBO and HBO Max history. The series is set to follow J.K. Rowling's first novel, Harry Potter and The Philosopher’s Stone, and each season will likely focus on another book. The trailer shows Harry meeting his best friends, Ron Weasley (Alastair Stout) and Hermione Granger (Arabella Stanton). The series will premiere in 2026 on HBO and will be available on HBO Max.
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