Guest Stars Emmett J. Scanlan as Kieran Aaron McCusker as Martin Hannah Adeogun as Ella Catherine McCormack as Claire Jonathan Forbes as James Yasmine Akram as Samara Dearbhla Molloy as Vera Mark Lambert as Bernard Jonny Holden as Patrick Lochlainn O'Mearáin as Rory Valene Kane as Siobhan India Mullen as Jen Paul Tylak as Doctor Lynette Callaghan as Emer