Guest Stars Dylan Lee Heath as Tomás Sweeney Aoibhínn McGinnity as Josephine Carmichael Shane Fallon as Guard at Security Barbara Bergin as Mrs. Lyons Enda Oates as Benjamin Barrett Joe Mullins as Brian McBride Jaelynne Wallace Ruane as Sadie Mahon Frankie McCafferty as Father Gabriel Leonard Lilymai Clancy as Gracie Mahon Dawn Bradfield as Nora Mahon Tony Doyle as Ruairi O'Buachalla Aron Hegarty as Kevin Maloney Lorna Quinn as Mrs. Sarah McLeod Claire O'Donovan as Justice Clarke Sam Monaghan as Conor Clune Daniel Costello as McLeod's Landlord Rhys Dunlop as Corporal at Roadblock