Watch "Harry Potter" Movie Clip - Most Particular Memory

Watch new movie Clip for Harry Potter and the Half-Blood Prince entitled "Most Particular Memory" where Dumbledore (Michael Gambon) recalls when he first met Tom Riddle (Hero Fiennes-Tiffin). Coming to cinamas July 15, 2009, the David Yates-directed action adventure movie stars Daniel Radcliffe, Rupert Grint, Emma Watson, Jim Broadbent, Helena Bonham Carter, Robbie Coltrane, Warwick Davis, Michael Gambon, Alan Rickman, Maggie Smith, Timothy Spall, David Thewlis, Julie Walters, David Bradley, Jessie Cave, Frank Dillane, Tom Felton, Matthew Lewis, Evanna Lynch, Helen McCrory, Natalia Tena, Hero Fiennes Tiffin, Bonnie Wright. Click me!