Harry Potter and the Half-Blood Prince (2009)7.7 /10

Storyline:  In his sixth year at Hogwarts, Harry discovers a potions textbook annotated by the enigmatic 'Half-Blood Prince', giving him an edge in the classroom and insight into new and creative ways of performing magic, as well as dubious morality. As Dumbledore guides him to uncover the source of Voldemort's power, a hidden threat within the school prepares to carry out a deadly plot.