Guest Stars Tomás Ó Súilleabháin as Ronan Donaghue Marian Araujo as Marta Lopez Niall Toibin as Dr. Paul O'Callaghan Matthew Keenan as Sam Connolly Liam Cunningham as Malcolm Keown Jonathan Byrne as Will Cafferty Cian McCormack as Emmet Keown Tina Kellegher as Jean Keown Emmet Bergin as Frederick Delaney Jeananne Crowley as Virginia Delaney Enda Oates as Johnny O'Rourke Catherine Byrne as Tara O'Rourke Dorothy Cotter as Orla McGuigan Vicky Burke as Bridget O'Rourke