Among the films inspired by Orson Welles's lifelong involvement with Shakespeare, the greatest is Chimes at Midnight (1966). It is a masterly conflation of the Shakespearean history plays that feature Falstaff, the great comic figure played by Welles himself in the film. For Welles, the character was also potentially tragic: the doomed friendship between Falstaff and Prince Hal becomes an image of the end of an age. To this epic subject Welles...