WATCH: Harry Potter: Return to Hogwarts Trailer

It airs January 1, 2022 on Crave

If you’re a Harry Potter fan, chances are you’re eagerly awaiting the 20th anniversary reunion special on HBO.

They’ve just released the trailer and it’s full of nostalgia and a TON of stars.

Daniel Radcliffe, Emma Watson, and Rupert Grint will all obviously be there. Along with Helena Bonham Carter, Robbie Coltrane, Ralph Fiennes, Gary Oldman, Tom Felton and Bonnie Wright.