Guest Stars Mark McKenna as Anthony Kinsella Hannah Adeogun as Anna Areoye Ryan Lincoln as Isaac "Kem" Kemela Ben Carolan as Glen Wright Keith McErlean as Con Doyle Kyle Bradley Donaldson as Clayton Finn Jennifer Ogedegbe as Winnie Areoye Anthony Kinahan as Garda Officer Thommas Kane Byrne as Francis "Fudge" Flynn Neill Fleming as David "Dotser" Reid Libby Dunne as Katie Wallace Fiona Bell as Angela Cunningham Ger Carey as Beady Donovan Denise McCormack as Jenny Lawlor Esosa Ighodaro as Detective Liz Cullen Baz Black as Ged Delaney Louise McCann as Drug User Frank Smith as Aubrey McGonigle Helen Carroll as Radiography Technician Philip Smith as Simon