Harry Potter 20th Anniversary: Return to Hogwarts trailer finds Emma Watson, Daniel Radcliffe, and Rupert Grint reminiscing. Harry Potter: Return to Hogwarts streaming New Year’s Day December 1 on HBO Max.

source https://gadgets.ndtv.com/entertainment/news/harry-potter-return-to-hogwarts-trailer-hbo-max-go-release-date-uk-australia-spain-italy-portugal-russia-2662481#rss-gadgets-all