Das Leben der Anderen (The Lives of Others) is a breathtaking film by the Director Florian Henckel von Donnersmark about the life of one Stasi whose job it was to observe the life of an actress and her partner in the DDR. The set is perfectly made for the time it was set in, the acting is amazing, the story-telling goes to the bone. Rated R.
Stream it on Netflix or Amazon's Instant Video. Watch it on iTunes. Available on DVD.