Sixth Harry Potter film set for 2008 LOS ANGELES (UPI) -- Warner Bros. Pictures announced Tuesday it plans to have "Harry Potter and the Half Blood Prince" in theaters on Nov. 21, 2008. No director has been chosen for the sixth film based on J.K. Rowling's popular series and casting has not been confirmed, The Hollywood Reporter said. The November release date for "Half Blood Prince" will mark the return to the Thanksgiving period for the film franchise. The fifth film, "Harry Potter and the Order of the Phoenix," is scheduled to make a summer debut, with a release date set for July 2007.