Guest Stars Frankie McCafferty as Barney Nugent Desmond Eastwood as DS Murray Canning Gerard Jordan as Anto Donovan Matthew Forsythe as Aodhan McAllister Paddy Jenkins as Happy Kelly Niall Keery as Lawrence McCloskey Isaac Heslip as JP Junior Shane McCaffrey as Quinny Maria Quinn as Monica Michael Patrick as Martin Corrigan Louise Parker as Ciara Corrigan Carla Bryson as Opponent Keith Lynch as Paramedic Cailum Carragher as Security Guard Ariella Neilly Large as Ellie Vicky Allen as Laura