The Lives of Others (2006)

"Before the Fall of the Berlin Wall, East Germany's Secret Police Listened to Your Secrets."

In 1984 East Berlin, dedicated Stasi officer Gerd Wiesler begins spying on a famous playwright and his actress-lover Christa-Maria. Wiesler becomes unexpectedly sympathetic to the couple, and faces conflicting loyalties when his superior takes a liking to Christa-Maria.