Orson Welles, a self-conscious storyteller who often invited his audience to question the methods and veracity of what they see and hear. He was that rare magician who both pulled the wool over our eyes, for our delight, and unravelled the wool before our eyes, encouraging us to ponder the nature of the magic itself. Many of the characters in Welles's movies can also be seen as magicians of a sort, creating impressions intended to manipulate other characters, or even themselves, in one direction or another. But unlike Welles, few of them voluntarily expose their tricks to the scrutiny...