A family forced to flee abroad. A young soldier killed by a car bomb. Two teenagers gunned down in a mobile shop. As Cara exposes the cold-bloodedness of both sides in the Troubles, she finds out the extent of the state's lethal spy network. Bereaved families hunt for justice, and the truth is shrouded in secrecy as killers walk the streets.
Archive in this episode: RTE, Getty
Sign up to our most popular newsletter, From the Editor. Look forward to receiving free-thinking comment and the day's biggest stories, every morning. telegraph.co.uk/fromtheeditor
Get in touch: cara.mcgoogan@telegraph.co.uk and on social media @cjmcgoogan
Hosted on Acast. See acast.com/privacy for more information.