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 Siobhan McSweeney Sister Michael Actor Tommy Tiernan Da Gerry Actor Art Campion Father Peter Actor Leah O'Rourke Jenny Joyce Actor Beccy Henderson Aisling Actor Paul Mallon Dennis Actor Claire Rafferty Miss Mooney Actor Kevin McAleer Uncle Colm Actor Julia Dearden Maureen Malarkey Actor Amelia Crowley Deirdre Mallon Actor Philippa Dunne Geraldine Devlin Actor Robert Calvert Jim Actor Ardal O'Hanlon Eammon Actor Donna Traynor Donna Traynor Actor Desmond Eastwood Benny Actor Conor O'Donnell Waiter Actor James Stockdale Tomas Actor Sean Coyle Radio Announcer Actor Billy Carter Mailman Actor Caoimhe Farren Ms Taylor Actor Jay Duffy Harry Actor Laurie Kynaston Philip Actor Francis Mezza Dee Actor Brenock O'Connor Jon Actor Eleanor Methven Aunt Bridie Actor Michael Byers Officer Lennox Actor Serena Terry Officer Reid Actor Vanessa Ifediora Laurie 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