Guest Stars Tomás Ó Súilleabháin as Ronan Donaghue Orla O'Rourke as Sinead Kelly Marian Araujo as Marta Lopez Lesley Conroy as Kathleen Roche Matthew Keenan as Sam Connolly Gabrielle Reidy as Meg Duffy Keith Duffy as Paul Dunne Liam Cunningham as Malcolm Keown Jonathan Byrne as Will Cafferty Cian McCormack as Emmet Keown Tina Kellegher as Jean Keown Jeananne Crowley as Virginia Delaney Karl Shiels as Keith Reid Adam Goodwin as Jonathan Reece Jack Lynch as Nick McCabe Tina Li as Seong Reid Brian Munn as Niall Cuthbert