Guest Stars Desmond Eastwood as Niall Leah McNamara as Rachel Moran Clinton Liberty as Kiernan Niamh Lynch as Karen Meadhbh Maxwell as Lisa Killian Filan as Jack Seán Doyle as Eric Aoife Hinds as Helen Domhnall Herdman as Matthew Noma Dumezweni as Gillian Michael Power as Val Claire O'Donovan as Eileen Carl Austin as English Lecturer
