Charlie One

Seán Hartnett grew up in Cork in the 1970s where he observed the worst of the northern Troubles with fascination. Despite his family s strong republican ties and his own attempt to join the IRA, Hartnett shocked family and friends when he changed allegiance and joined the British Armed Forces. In 2001 Hartnett returns to his native Ireland, but this time as a member of the British Army s most secretive covert counter-terrorist unit in Northern Ireland, Joint Communications Unit Northern Ireland