Guest Stars Sarah Beattie as Olivia Spector Emmett J. Scanlan as Glen Martin David Beattie as Liam Spector Aisling Franciosi as Katie Benedetto Tara Lynne O'Neill as Martina Dean Karen Hassan as Annie Brawley Siobhán McSweeney as Mary McCurdy Nick Lee as Ned Callan Lisa Hogg as Marion Kay Brenda McNeill as Newsreader Chris Corrigan as Nash B.J. Hogg as Ian Kay Simon Delaney as Jerry McElroy Eugene O'Hare as Aaron Monroe Michael Colgan as Sheldon Schwartz Judith Roddy as Dr. Manson