Wikimedia Commons/HBO Harry Potter series Celebrity Step into the Wizarding World anew. HBO's series teases a first look at Dumbledore's wand in a new behind-the-scenes feature. Premieres this December. April 8, 2026 AceShowbiz - Harry Potter is generating excitement as HBO prepares for the launch of its highly anticipated new television adaptation this December. The network recently unveiled a teaser that offered fans their first glimpse of a reimagined Wizarding World, blending nostalgia with fresh visual storytelling.