Guest Stars Felix Brown as Tommy Burke Lochlainn O'Mearáin as Cormac Byrne Demi Isaac Oviawe as Aoife Akingbola Calum Rea as Cathal Riordan Jane Spollen as Carmel Riordan Anne Kent as Nora Goggin Pat Kinevane as Martin Flynn Karl Quinn as John Flynn Norma Sheahan as D.S. Norma Casey Michael Fry as Alan Doddy Jim O'Donnell as Willy McCarthy