We hear the incredible story of the man who spent 10 years undercover as an M15 agent in Derry within Sinn Féin reporting back to the British Government. Willie Carlin now lives in a secret location in the UK and under a new identity. He met with Jarlath to tell him about working in one of the most dangerous positions in The Troubles, having his cover blown and how he still lives in fear of an IRA hit. Willie tells the shocking events of the night his cover was blown, why he was told he would be killed if he went to his daughter’s funeral while also explaining the role he played in the early stages of the Peace Process.