Police officer DI Liz Nyles works in the highly secretive witness protection department when a devastating incident involving her secret lover draws her into a dangerous conspiracy.

1. Protection

Drama

Crime

Crime, corruption and shattered lives - a gripping new thriller with Siobhan Finneran. When a family in witness protection is murdered, DI Liz Nyles must unravel a duplicitous web.

Protection

Series 1

Crime, corruption and shattered lives - a gripping new thriller with Siobhan Finneran.

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Liz pursues her unofficial investigation into DI Brandice and his possible connection with organised crime, and the unit comes under pressure.

2. Don't Trust Anyone

Pressure from above threatens Liz's secret investigation as she discovers some disturbing truths which lead her further into the conspiracy.

3. Pressure

Liz fights to prove foul play, but she is sabotaged and also comes under unwelcome scrutiny from Wheatley - meanwhile, the danger gets closer to home as a new suspect emerges.

4. Sabotage

When a family under witness protection are murdered and their only daughter survives, DI Liz Nyles must find who revealed their identity.