

A cop hunting moles in Belfast — where everyone's already buried secrets six feet under.
A police computer expert is seconded to Belfast to track down the identity of an IRA mole.
Acting
Tony Doyle's weary moral exhaustion carries every scene.
Direction
Hannam's documentary background bleeds into claustrophobic realism.
Director
Ken Hannam
Trivia, insights & behind the scenes
Made during the Troubles' bloodiest stretch, it aired while real informants were being executed — the BBC reportedly delayed broadcast for 'sensitivity reasons' that nobody fully explained.
The 'computer expert' plot was revolutionary for 1988 British TV; Eamon Boland reportedly took actual programming lessons and still couldn't explain his dialogue to the director.