The cast of Harry Potter talks about the Harry Potter and the Half-Blood Prince with a few clips from the FIFTH film. This video has exclusive interviews from director David Yates, Emma Watson (Hermione Granger), Rupert Grint (Ron Weasley), Bonnie Wright (Ginny Weasley), Evanna Lynch (Luna Lovegood), Katie Leung (Cho Chang) and Daniel Radcliffe (Harry Potter)!!