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Season 1 Episodes
8 episodes
1
A Deadly Secret
It's only when 35-year-old Virginia McCullough is arrested at her home for the murder of her parents that officers discover her gruesome secret.
2
Protecting Holly
A plot to kidnap TV presenter Holly Willoughby is discovered when an undercover cop in the US spots something suspicious in an online chat room.
3
Episode 3
A plot to kidnap TV presenter Holly Willoughby is discovered when an undercover cop in the US spots something suspicious in an online chat room.
4
Episode 4
The discovery of a murdered schoolgirl leads to an international manhunt, and the dramatic arrest of her father and stepmother on an airport runway.
5
Episode 5
After the murders of three schoolgirls, riots break out across Britain. Police are outnumbered but then use cameras to hunt down and arrest rioters.
6
Episode 6
Armed officers confront a crazed gunman at his home, then discover his terrifying plans to carry out a mass shooting at a school and police station.
7
Episode 7
An aristocrat goes on the run with her partner and baby in the depths of winter. Police fear the child won't survive, and race to find her.
8
Episode 8
An affair is exposed, ending in tragedy. Police arrest the suspect and discover the killer's cover-up. Plus, how an arrest solves two crimes at once.