As fans celebrate what would have been Michael Gambon’s 83rd birthday, let’s look back ... and the Great Gambon pulling a prank on Daniel Radcliffe while filming one of the Potter movies.

Daniel Radcliffe has written a heartfelt tribute to his late Harry Potter co-star Dame Maggie Smith, who has died at the age of 89. Radcliffe played the boy wizard in eight movies from 2001 to ...