Jan 6, 2015 - 1h 0m
Nikki and Jack strive to track down a sniper at large in London and stem a public crisis.
Jan 7, 2015 - 1h 0m
Nikki and Jack investigate links between the victims to close the net on the killer.
Jan 12, 2015 - 1h 0m
Nikki and Jack investigate a man killed by a train on the London underground.
Jan 13, 2015 - 1h 0m
Nikki helps high-flying DI Luke Nelson unearth painful childhood memories.
Jan 19, 2015 - 1h 0m
A suspected paedophile is found murdered in a children's playground.
Jan 20, 2015 - 1h 0m
Nikki, Jack and Thomas focus in on Lizzie's movements on the night of Barge's murder.
Jan 26, 2015 - 1h 0m
The nanny of a Russian oligarch is killed in a botched assassination attempt.
Jan 27, 2015 - 1h 0m
A young woman working for the Doshis is found dead in Maksim's apartment.
Feb 2, 2015 - 1h 0m
The Lyell team are under pressure to catch the killer of an admired Essex police officer.
Feb 3, 2015 - 1h 0m
When the body of local criminal Jason Simons is found, the course of the case is changed.
