Cast members (from left to right) Rupert Grint, Emma Watson and Daniel Radcliffe arrive at the world premiere of "Harry Potter and the Deathly Hallows: Part 2" held in Trafalgar Square in London on Thursday, July 7, 2011. This is the final film in the Harry Potter series which is based on the best-selling novel by J. K. Rowling. It will be released in British cinemas on July 15. [Photo: CFP]