Alex Guinness leads the cast in the celebrated John le Carré adaptation. The bespectacled spymaster is once again called from retirement to come to the aidof the ‘circus’ and he returns with a vengeance. The murder of an emigre Soviet general who was also a British agent, sends him digging into the past on a twisted trail across Europe that moves, inexorably, towards a final showdown with his old adversary, Karla of Moscow centre. Release Date  26th August 2019