Extras
Alex Ridley, a retired Detective Inspector, returns to the force as a police consultant.
Ridley makes a shocking connection between a case and the attack which killed his family.
Ridley and Carol are called out to investigate the suspicious death of a man after a fall.
When a woman is found dead, Ridley finds a connection to his search for Luke Marbury.
To solve the mystery of Gabriela's true origins, Ridley needs to track down her killer.
When a body is found on a bleak moorland, Carol calls in Ridley to assist with the case.
Retired DI Alex Ridley is called back to advise on a complex case by his former protege.