Production Companies: DMC Film , Film4 Productions , Element Pictures , Fís Éireann/Screen Ireland .
Overview: In darkest rural Ireland, ex-boxer Douglas 'Arm' Armstrong has become the feared enforcer for the drug-dealing Devers family, whilst also trying to be a good father to his autistic five-year-old son, Jack. Torn between these two families, Arm's loyalties are truly tested when he is asked to kill for the first time.
, Element Pictures 
, Fís Éireann/Screen Ireland 
.
