Daniel Radcliffe
Daniel Radcliffe, Emma Watson and Gary Oldman are among those who've paid tributes.
The Harry Potter star appears in The Lost City alongside the pair, as well as Sandra Bullock.
“Wearing the Hawaiian shirt is a huge responsibility that I don’t take lightly."
“I have no doubt whatsoever that this is the role future generations will remember him for,” the comedian joked.
The Hermione Granger actor also revealed there isn't a Harry Potter WhatsApp group.
Talk about making a difficult situation even worse.
“I wish I’d just been born ten years earlier so I might’ve been in with a chance.”
Daniel Radcliffe, Rupert Grint and Emma Watson are among those reuniting for the 20th anniversary of the film series.