Kenny Armstrong is outraged to learn his daughter has been attacked in the park and, accompanied by two of his friends, sets off to find the culprit. However, the trio's assault on the man they suspect proves more violent than Kenny had intended, and while his cohorts are adamant that informing the police of their actions would be disastrous, his urge to confess grows.

• Jimmy McGovern

• Robert Sheehan
• Andy Serkis
• Naomie Harris