A small-time Belfast thief, Gerry Conlon, is wrongly convicted of an IRA bombing in London, along with his father and friends, and spends 15 years in prison fighting to prove his innocence.

In 1920s Ireland young doctor Damien O'Donovan prepares to depart for a new job in a London hospital. As he says his goodbyes at a friend's farm, British Black and Tans arrive, and a young man is killed. Damien joins his brother Teddy in the Irish Republican Army, but political events are soon set in motion that tear the brothers apart.

A mental patient who believes he is Humphrey Bogart escapes from his institution and sets up in business as a private eye. Based on the the comic book series created by writers John Wagner and Alan Grant.