A woman must deal with the devastating effects of having a murderer for a brother.
| Actor | Role |
|---|---|
 Aisling LoftusAnn Marie O'Donnell | Ann Marie O'Donnell |
 Patrick GibsonBrendan O'Donnell | Brendan O'Donnell |
 Elaine CassidyMargaret | Margaret |
 David RawleYoung Teen Brendan O'Donnell | Young Teen Brendan O'Donnell |
 Hazel DoupeYoung Ann Marie O'Donnell | Young Ann Marie O'Donnell |
 Hugh O'ConorFather Joe Walsh | Father Joe Walsh |
 Gemma-Leah DevereuxBeth | Beth |
 Michael Ford-FitzGeraldDr. Tracey | Dr. Tracey |
 Martin McCannFinbar | Finbar |
 Joe McGannProsecuting Council Cummins | Prosecuting Council Cummins |
 Finbar LynchHeffernan | Heffernan |
 B.J. HoggMichael Pat | Michael Pat |
| Michael Ford-FitzGeraldDr Tracey | Dr Tracey |
| MMarc SindenFather Dennis | Father Dennis |
 Joe MullinsJohn O'Brien | John O'Brien |