2/2 Boyd knows he must track down the killer before he strikes again after another murder.
1/2 The team investigate three murders committed between 1979 and 1985.
2/2 The team uncover a vital secret about murder victim Catherine Keane.
BBC One Wales only
1/2 Police drama series based around cold cases.
2/2 The team discover links between the missing Sudanese skull and the murder of an Iraqi.
1/2 A Sudanese presidential candidate goes on hunger strike.
2/2 Police drama series based around cold cases. Joe wakes from his coma.
1/2 The team investigate the death of a teenage boy who drowned in concrete.