 "The Good Shepherd", directed by Robert De Niro and released in 2006, narrates the CIA's tumultuous early history as viewed through the prism of one man's life.While the lead character is a composite of several real people, the most important is the long-term chief of the CIA Counterintelligence Staff, James Jesus Angleton.Angleton is also the basis of William F. Buckley, Jr.'s novel "Spytime