The 'Cold Case' Unit, led by quick-tempered, no-nonsense copper DS Boyd, have been assigned to re-examine 'unsolvable' crimes with cutting-edge detection techniques. But the pressure is on for this mix of forensics, psychology and detective investigations to yield results...
WAKING THE DEAD - PILOT
The team investigate the five-year-old case of the abduction, rape and murder of a young girl.
When a young woman torches a car and takes photos of it, the trial leads Boyd to a fatal car crash several years earlier.
THE BLIND BEGGAR
A skull, discovered in a church crypt, leads the team to investigate a 20-year-old case that shakes the congregation to its core and opens old wounds for Boyd.
A SIMPLE SACRIFICE
Having spent 25 years in prison after confessing to the murder of her husband and a neighbour's eight-year-old son, could Annie Keel be innocent?
EVERY BREATH YOU TAKE
The River Thames gives up a ghost when a gruesome find in a golf bag turns out to be a well-known police officer who went missing the year before.