Guest Stars Bronagh Taggart as Gail McNally Valene Kane as Rose Stagg Emmett J. Scanlan as Glen Martin Claire Rafferty as Christine Larkin Richard Clements as Richard Turner Aisling Franciosi as Katie Benedetto Kelly Gough as Hagstrom Siobhán McSweeney as Mary McCurdy Jonjo O'Neill as Tom Stagg Tim Loane as Ged Green Pauline Hutton as Lisa Benedetto Dan Gordon as X-Ray 1 Orla Mullan as Control
