Saoirse-Monica Jackson Erin Quinn Actor Louisa Harland Orla McCool Actor Ian McElhinney Granda Joe Actor Kathy Kiera Clarke Aunt Sarah Actor Nicola Coughlan Clare Devlin Actor Jamie-Lee O'Donnell Michelle Mallon Actor Dylan Llewellyn James Maguire Actor Tara Lynne O'Neill Ma Mary Actor Tommy Tiernan Da Gerry Actor Leah O'Rourke Jenny Joyce Actor Beccy Henderson Aisling Actor Claire Rafferty Miss Mooney Actor Miles Chapman Soldier Actor Olwen Fouéré Sheila Actor Frankie McCafferty Jackie Actor Paul Reid Dead Robert, Declan Actor Conleth Hill Carlos Santini Actor Lisa McGee Writer, Executive Producer Michael Lennox Director Caroline Leddy Executive Producer Noel Hogan Music Brian J. Falconer Producer Liz Lewin Executive Producer Jimmy Mulville Executive Producer