Harry Potter and the Half Blood Prince is the sixth film in series starring Daniel Radcliffe, Emma Watson and Rupert Grint. Things have turned dark at Hogwarts this year and Harry faces more sinister battles with the evil Lord Voldemort. On a lighter note, the Hogwarts kids are now hormonal teenagers with many issues of the heart resulting in some amusing scenarios. Film24 meet the stars of the film and check out the premiere in a rainy London town this summer.