This intense drama is rooted in shocking events that took place in Northern Ireland in 1975, but its exploration of the themes of revenge, guilt, redemption and reconciliation resonates with more recent eruptions of hatred in the world.

How does a community “move on” after conflict and bloodshed?

Guy Hibbert’s screenplay imagines a meeting between two figures from different sides, 33 years after one of them, then a rookie member of the Ulster Volunteer Force, murdered the brother of the other. James Nesbitt and Liam Neeson create a compelling chemistry – Nesbitt crackling with angst as Catholic Joe Griffin while Neeson brings a weary, haunted quality to his performance as Alistair Little.