As Harry Potter begins his 6th year at Hogwarts School of Witchcraft and Wizardry, he discovers an old book marked mysteriously "This book is the property of the Half-Blood Prince" and begins to learn more about Lord Voldemort's dark past.
Harry Potter and the Half-Blood Prince is an upcoming 2009 fantasy adventure film, based on the novel by J. K. Rowling. It is the sixth film in the popular Harry Potter films series. Production is in the post-production stage. David Yates, the director of the fifth film, Harry Potter and the Order of the Phoenix, is returning as director for this film. David Heyman and David Barron are producing the film, and Steve Kloves, writer of the first four films (but not the fifth), has returned as screenwriter for this film.