Richard Burton had one of his finest roles as dispirited, burned-out spy Alec Leamas, a British operative in West Berlin, who becomes a pawn in a convoluted scheme to protect a British double agent. John le Carré’s celebrated 1963 novel portraying a realistic, unglamorized picture of international intelligence agents was faithfully brought to the screen by director Martin Ritt; co-stars Claire Bloom, Sam Wanamaker, Oskar Werner, Rupert Davies. 112 min. Widescreen; Soundtrack: English Dolby Digital mono; Subtitles: English (SDH); bonus documentary "John Le Carré: The Secret Centre" (2000); interviews; photo gallery; theatrical trailer.