A press release is now online and it announces the guest list for the London premiere of Half-Blood Prince, which will take place Tuesday, July 7, at the Odeon Leicester Square at 6pm BST.

Daniel Radcliffe, Rupert Grint, Emma Watson, Bonnie Wright, Tom Felton, Helena Bonham Carter, Helen McCrory, Alan Rickman, Michael Gambon, Robbie Coltrane, Jim Broadbent, Hero Tiffin, Natalia Tena, David Thewlis, Maggie Smith, Julie Walters, Jessie Cave, Evanna Lynch, Matthew Lewis, director David Yates, producers David Heyman and David Barron, and author J.K. Rowling will be attending.