Guest Stars Helen Roche as Peggy Abby Fitz as Young Lorna Caoimhe Farren as Clemence Dominic Anglim as Man in Tunnel Anne Kent as Deirdre Fiona Bell as Aoife Stephen Brennan as Father Percy Michael O'Kelly as Young Father Percy Marie Ruane as Nun Alexandra Moloney as Olivia Frank O'Sullivan as John Farrell Joanne Brennan as Lazarus Nun Eimear Morrissey as Superintendent Byrne Aisling O'Neill as Mrs Moran Orla Gaffney as Young Aoife Gene Rooney as Marie Barry McGovern as Dr Gabriel
