A special 50th anniversary edition of John le Carre's masterful spy novel, published to tie in with the Penguin publication of }A Delicate Truth{. A must for all le Carre fans, this features a wealth of original archival material, much of it from John le Carre's own personal files, and from the making of the 1965 film adaptation starring Richard Burton. 'The best spy story I have ever read' Graham Greene