Mar 7, 2014 Updated: 5:59 AM
A modern, edgy drama full to the brim with passion, politics and peril. MI-5 leads us into the dangerous world of Britain's top-secret security agency, and into the lives of people who must lie, and sometimes die, for a living.
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Season 8 opens with Section D investigating Harry's disappearance, which occurred when he prevented rogue agents from smuggling weapon-grade uranium into Iraq in an attempt to justify the war.
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