An interview with MI5’s top spy inside Sinn Féin, Willie Carlin (E834)

Going undergroung UK spy

On this episode of Going Underground, we speak to the author of ‘Thatcher’s Spy: My Life as an MI5 Agent Inside Sinn Féin’, Willie Carlin. He discusses how he, a Catholic, came about joining the British Army and eventually MI5, how he’s still alive after spying for MI5 during the Troubles, allegations of the FRU (Force Research Unit) being a death squad, harrowing memories of his time as an agent and more. He also alleges that Sinn Féin’s leadership is still connected to the IRA (Irish Republican Army).

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