PersonCon O'Neill8 credits in the catalogue: acting.On the wikisOur Flag Means Death WikiActingCriminal Justice2008Ralph StoneThe Tunnel2013Neil GreyCucumber2015Cliff CostelloHarlots2017Nathaniel LennoxChernobyl2019Viktor BryukhanovThe Batman2022Chief Mackenzie BockOur Flag Means Death2022Izzy HandsSAS: Rogue Heroes2022General Montgomery