Guest Stars Simon O'Gorman as Billy Flanagan Ruth McCabe as Mary Geraghty Sean Flanagan as Sean Connell Tatianna Ouliankina as Natalia Riabushkin Ian McElhinney as Joseph McGarry Gerry O'Brien as Decorator #1 Annette Tierney as Nurse Riley Gene Rooney as Female Patient David Cairnduff as Michael Toomey Catherine Dunne as Woman #2 Franchine Mulrooney as Woman #1