Answer
Released in both 1974 and 2011, "Tinker, Tailor, Soldier, Spy" is a gripping espionage thriller based on the 1974 novel of the same name by John le Carré. Both the 1974 TV adaptation and the 2011 feature film follow the story of George Smiley, a retired British spy who is brought back into service to investigate a mole within the ranks of the Secret Service.