2/2 The team uncover duplicity and sabotage that goes to the heart of government.
BBC One Northern Ireland
BBC One except Northern Ireland
1/2 The Cold Case team investigate the murder of a notorious peace activist.
2/2 The investigation seemingly unleashes a predator from the darkest childhood nightmare.
1/2 The team unveil a shocking portrait of life in the 1980s care system.
2/2 Boyd pushes his team to try to make sense of all the vague connections in the case.
1/2 The team investigate the mystery of a missing banker to help his family find closure.