The tenth and final season of long-running British espionage thriller "MI-5" sees Harry return to his post as head of Section D, wherein his Russian opposite Ilya Gavrik (Jonathan Hyde) proposes a strategic partnership between their countries. New "spooks" Erin Watts (Lara Pulver) and Calum Reed (Geoffrey Streatfield) join the fight to prevent all enemies of the alliance from sabotaging the plan and instigating a war.

由BBC出品的谍战惊悚剧集。由彼得·弗斯、鲁伯特·潘瑞-琼斯、妮可拉·沃克等主演。影片讲述了英国谍报机构军情五处的特工对抗与来自世界各地的恐怖分子的故事。