If you want to sink your teeth in a bit more, I loved the trilogy by Peter Taylor - Provos, Loyalists and Brits.
Rebel Hearts and Killing Rage are also good from the IRA perspective. The latter is by a former IRA member who flipped.
I haven't read Say Nothing yet. On my list.
Link: https://www.barnesandnoble.com/p/making-sense-of-the-troubles-david-mckittrick/1103345247/2661760760245?st=PLA&sid=BNB_ADL+Marketplace+Good+Used+Textbooks+-+Desktop+Low&sourceId=PLAGoNA&dpid=tdtve346c&2sid=Google_c&gclid=CjwKCAjw67XpBRBqEiwA5RCocfr_W9nTlY
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