The eighth and final film from the Harry Potter saga is about to be released, and fans are lining up to catch a glimpse of thier favorite stars. According to our story, the first seven films took in more than $6.4 billion. That's "billion," with a "b." Think you know your Harry Potter characters? Find out in our Characters of Harry Potter slideshow. See images from the Harry Potter world premiere here.

Joel Ryan / AP
Harry Potter fans clutch books to be signed in Trafalgar Square, central London, ahead of the World Premiere of "Harry Potter and the Deathly Hallows: Part 2", the last film in the series, Thursday, July 7. Harry Potter's saga is ending, but his magic spell remains. Thousands of fans from around the world massed in London Thursday for the premiere of the final film in the magical adventure series.