In this conversation, Chris and author Henry Hemming delve into the intricate world of espionage during the Troubles in Northern Ireland, focusing on the roles of spies, informants, and key figures like Frank Hegarty and Freddy Scappatici. They discuss the political landscape that led to Operation Banner, the evolution of the IRA, and the cultural stigma surrounding informers. The conversation also highlights the challenges faced by intelligence operations and the moral complexities involved in espionage.