Guest Stars Aislín McGuckin as Denise Sheridan Desmond Eastwood as Niall Eliot Salt as Joanna Frank Blake as Alan Sheridan India Mullen as Peggy Éanna Hardwicke as Rob Hegarty Fionn O'Shea as Jamie Aoife Hinds as Helen Liz Fitzgibbon as Ms. Neary Kwaku Fortune as Philip Slaney Power as Sophie Frank Smith as Provost
