The U.K. launch of HBO Max was celebrated with a star-powered London soirée. A new generation of magical actors, Dominic Mclaughlin, Alastair Stout, and Arabella Stanton, made their red carpet debut. They joined a transatlantic guest list featuring Steve Carell, Lisa Kudrow, and Marisa Abela, among many others. The event showcased themed experiences, from a Harry Potter cupboard under...