Tinker Tailor Soldier Spy

In 1970s England the head of MI6, Control (John Hurt), dispatches an agent (Mark Strong) ]to meet with a Hungarian general who knows the identity of a Soviet spy in the organization's ranks. However, the mission goes wrong, and the general dies before he can reveal the information. Undersecretary Oliver Lacon (Simon McBurney) ]calls veteran agent George Smiley (Gary Oldman) back from forced retirement to ferret out the mole and stop the flow of vital British secrets to the Russians.