Guest Stars Mark McKenna as Anthony Kinsella Ryan Lincoln as Isaac "Kem" Kemela Donncha Tynan as Dan Murphy George Georgiou as Zehab Can Öykü Karayel as Nuray Batuk Cathal Pendred as Rory Hayes Aidan O'Hare as Fr Deegan Kenan Ece as Hamza Paul Tylak as Donal Crehan Ger Carey as Beady Donovan Colleen Keogh as Doctor Jane Kelly Dane Whyte O'Hara as Zach Burke Sinan Sicimoglu as Teller Marie Ruane as Court Registrar Mark Lawrence as Young Male Doctor Daniel Parsons as Dayna Parsons Aine Flanagan as Louise Brady Michael O'Kelly as Prosecution Barrister Niall O'Sioradain as James Quinn Hilary Anne Vesey as Viking's Barrister Peadar Cox as Benjamin Stokes Claire O'Donovan as Judge