The Innocent. Poster of the 1993 movie and cover of the 1990 book
VS3
The Innocent
Ian McEwan, 1990
movie vs book
John Schlesinger, 1993

A young engineer is sent to post World War II Berlin to help the Americans, in spying on the Russians. In a time and place where discretion is still a man’s best friend, he falls in love with a mysterious woman, who will take him on the dark side of evil. The film centres around the joint CIA/MI6 real-life Operation Gold: building a tunnel under the Russian sector of Berlin.