Amy De Bhrún Detective Inspector Aoife Regan Actor Eoin Macken Detective Inspector Philip Boyd Actor Charlotte Bradley CS Flynn Actor Tara Breathnach Cara Dooley Actor Cailum Carragher DS Armstrong (credit only) Actor Sarah Carroll Roisin Actor Mella Carron Young Woman Actor Juliette Crosbie Niamh Actor Rachael Dowling Dr. Ormonde Actor Sorcha Fahy Sinead Connelly Actor Flynn Gray Young Boyd Actor Ali Hardiman Holly Actor Liam Heffernan Patrick Gorman Actor Jack Hickey Sean Actor Barry John Kinsella Ian Actor Shane Lynch Paddy Doyle Actor Charlie Maher Joe Dooley Actor Craig McGinlay Rev Adam Actor Ciaran McMahon Captain Actor Robert Mitchell Fitz Actor Hugh O'Conor CS Casey Actor Pauline O'Driscoll Anne Doyle (credit only) Actor Siobhán O'Kelly Roise Boyd Actor John Olohan Dermot Actor Rachel Petladwala DC Shakir Actor Paul Reid DC Maguire Actor Sophie Vavasseur Aisling Actor Robert Quinn Director John Forte Writer Maggie Ryan Production Manager