John le Carré consistently pulls "George Smiley" (played by Denholm Elliott) back into action before he can settle into retirement. This time, his friend "Miss Brimley" (Glenda Jackson) draws him into a puzzling situation when a woman turns up dead in a quiet village. Shortly beforehand, she had contacted a Christian magazine edited by a mutual acquaintance, alleging that she knew who would kill her. He reluctantly a…