Watch Discovering the Real World of Harry Potter (2001) : Full Movie Online Free Explore the myths and legends that inhabit the real world of Harry Potter. Follow award-winning documentary filmmakers as they offer insights to witches, wizards, Greek gods, ancient Celts, ghosts, magical creatures, alchemy, and ancient spells. Narrated by British actor Hugh Laurie, this fascinating documentary brings new dimensions to the historical and scientific world behind the Harry Potter series.