Trailer for Tinker, Tailor, Soldier, Spy.
Based on the classic novel of the same name, the international thriller is set at the height of the Cold War years of the mid-20th Century. George Smiley (Gary Oldman), a disgraced British spy, is rehired in secret by his government – which fears that the British Secret Intelligence Service, a.k.a. MI6, has been compromised by a double agent working for the Soviets.