Guest Stars Siobhán Cullen as Morgan Sean McGinley as Terry Aoibhínn McGinnity as Crystal Jane Brennan as Gemma Jonny Holden as Callum Amelie Metcalfe as Mary Aislín McGuckin as Diane David Herlihy as Hogan Rachael Dowling as Mrs. Morecroft Edward MacLiam as Philip Dylan Breen as David Skye McClenaghan as Orla Olivia Feron as Madeline David Pearse as Brady Gary Lilburn as Mr. Henshaw Aoibhe Bruce as Sarah