Nidge (28 episodes, 2010-2014)
Tommy (27 episodes, 2010-2014)
Trish (27 episodes, 2010-2014)
Siobhan (27 episodes, 2010-2014)
Fran (24 episodes, 2011-2014)
Ado (24 episodes, 2011-2014)
Elmo (19 episodes, 2010-2014)
Darren / Darren Tracey (18 episodes, 2010-2013)
Dean (18 episodes, 2011-2014)
Debbie (15 episodes, 2011-2013)
Warren (15 episodes, 2011-2014)
Detective Terry (14 episodes, 2012-2014)
Janet (14 episodes, 2012-2014)
Nadine (13 episodes, 2012-2014)
John Boy Power (11 episodes, 2010-2013)
D.I. Mick Moynihan (11 episodes, 2013-2014)
Detective Ciaran / Heggo (11 episodes, 2013-2014)
Mary Tracey / Mary (10 episodes, 2010-2011)
Patrick / Bomb Maker (9 episodes, 2011-2014)
Lizzie (10 episodes, 2012-2014)
Dano (9 episodes, 2012-2013)
Dave (9 episodes, 2011-2014)
Rosie (8 episodes, 2010-2011)
Brandon (8 episodes, 2013-2014)
Donna (8 episodes, 2012-2014)
Karl (7 episodes, 2011-2014)
Pottsie (7 episodes, 2010-2014)
Danielle (7 episodes, 2010-2012)
Stumpy / Stephen 'Stumpy' Doyle (6 episodes, 2010-2011)
Paddy (6 episodes, 2012)
Luke (6 episodes, 2011)
Wayne (6 episodes, 2013)
Andrew (6 episodes, 2013)
Brian (6 episodes, 2011-2014)
Tony (6 episodes, 2012-2013)
Detective Gavin (6 episodes, 2013-2014)
Linda (5 episodes, 2011-2013)
Raymond (5 episodes, 2012)
Martin Quinn / Garda Martin (5 episodes, 2011-2013)
Scotty (5 episodes, 2014)
Pauley (5 episodes, 2014)
Georgina (5 episodes, 2012)
Pat (5 episodes, 2010-2011)
Noely / Noelie (3 episodes, 2013-2014)
Beano (2 episodes, 2014)
Hughie Power / Hughie (4 episodes, 2010)
Mags (4 episodes, 2012)
Glen (4 episodes, 2013-2014)
Kayleigh (4 episodes, 2011)
Martin (4 episodes, 2014)
Grainne (4 episodes, 2011)
Niall (4 episodes, 2013-2014)
Kathryn (4 episodes, 2011)
Una (4 episodes, 2013-2014)
Aaron (4 episodes, 2013-2014)
Garda / Prisoner (4 episodes, 2014)
Terence (3 episodes, 2014)
Denise (3 episodes, 2013)
Annemarie (3 episodes, 2013)
Gerry / Elmo's Father (3 episodes, 2012-2013)
Gary (3 episodes, 2012)
Kitty (3 episodes, 2014)
Lyndsey (3 episodes, 2012)
Kathleen Doyle (3 episodes, 2011)
Vicky (3 episodes, 2012)
Brendan (3 episodes, 2014)
Detective Garda Ger (3 episodes, 2013)
Packy (2 episodes, 2014)
Elaine (2 episodes, 2011)
Customs Officer (2 episodes, 2013)
James (2 episodes, 2013)
Compo Joe (2 episodes, 2011)
Nurse Kelly (2 episodes, 2012)
Mark (2 episodes, 2013)
Emma (2 episodes, 2012)
Judge / Judge Evans (2 episodes, 2013-2014)
DPP / Defence Lawyer (2 episodes, 2013-2014)
Marcie (2 episodes, 2011)
Ann Byrne (2 episodes, 2010)
JP (2 episodes, 2010)
Martin (2 episodes, 2010)
Jimmy Byrne (2 episodes, 2010)
Chunk (2 episodes, 2011-2012)
Martin (2 episodes, 2014)
Drug dealer (1 episode, 2013)
Robbie Tracey (2 episodes, 2010)
Tommy's Nurse (1 episode, 2013)
John Boy's Father (1 episode, 2011)
Detective John Kerigan (1 episode, 2011)
Gary (1 episode, 2014)
Journalist (1 episode, 2010)
Mrs. Martin (1 episode, 2010)
Detective Paula (1 episode, 2012)
Tracey Moynihan (1 episode, 2014)
Detective Officer (1 episode, 2013)
Miss Byrne (1 episode, 2011)
Doctor Gallagher (1 episode, 2011)
Liam (1 episode, 2012)
Basha (1 episode, 2010)
Peter (1 episode, 2010)
Nurse Clancy (1 episode, 2011)
Mrs. Curry (1 episode, 2010)
Priest (1 episode, 2011)
Mechanic (1 episode, 2012)
Francie (1 episode, 2012)
Ex-Junkie (1 episode, 2011)
Aiden (1 episode, 2012)
Peter (1 episode, 2013)
Clown (1 episode, 2010)
Kate (1 episode, 2011)
Alarm Man (1 episode, 2011)
Derek (1 episode, 2011)
Mark (1 episode, 2011)
Git (1 episode, 2012)
Marie (1 episode, 2013)
Driver (1 episode, 2013)
Sally (1 episode, 2010)
Tikcet Desk Woman (1 episode, 2011)
Kellie (1 episode, 2013)
Stephanie (1 episode, 2014)
Linda 2 (1 episode, 2011)
Barman (1 episode, 2012)
Chief Superintendent (1 episode, 2014)
Former Addict #1 (1 episode, 2014)
Elf (1 episode, 2011)
Desk Sergeant (1 episode, 2012)
Garda at Flats (1 episode, 2013)
Former Addict #2 (1 episode, 2014)
Father Sean (1 episode, 2011)
Santa (1 episode, 2011)
Dano's Prostitute (1 episode, 2012)
Branch Man (1 episode, 2012)
Ciaran (1 episode, 2011)
Undertaker (1 episode, 2011)
Tina (1 episode, 2012)
Doctor Casey (1 episode, 2011)
Micka (1 episode, 2011)
Ban Garda (1 episode, 2012)
Garda Mike (1 episode, 2014)
Doctor Keegan (1 episode, 2011)
Doctor (1 episode, 2013)
Jimmy (1 episode, 2013)
Midwife (1 episode, 2011)
Tea Lady (1 episode, 2011)
Michelle (1 episode, 2013)
Deb's Mother (1 episode, 2012)
Singer (1 episode, 2012)
Methadone Doctor (1 episode, 2013)
Mrs. Creed (1 episode, 2010)
Yvonne (1 episode, 2010)
Josephine (1 episode, 2010)
Veronica (1 episode, 2010)
Air Hostess (1 episode, 2010)
Joanne (1 episode, 2010)
Garda in Hotel (1 episode, 2011)
Garda Detective (1 episode, 2012)
Restaurant Guy (1 episode, 2012)
Scumbag on Bike (1 episode, 2012)
Des (1 episode, 2013)
Violetta (1 episode, 2013)
Priest (1 episode, 2013)
Martin Ward (1 episode, 2013)
Prisoner (1 episode, 2014)
Pet punter (1 episode, 2014)
Traveller 4 (1 episode, 2014)
Prisoner (uncredited) (3 episodes, 2014)
Brendan (uncredited) (2 episodes, 2010)
Joe (uncredited) (1 episode, 2010)
Mark (uncredited) (1 episode, 2013)
Phone Shop Girl (uncredited) (1 episode, 2014)