The Witness

When ex-soldier Maya sees her murdered husband on a secret nanny cam, she uncovers a deadly conspiracy that stretches deep into the past.

The mysterious disappearance of a Scottish fishing trawler and a death on-board the submarine HMS Vigil bring the police into conflict with the Navy and British security services. DCI Amy Silva and DS Kirsten Longacre lead an investigation on land and at sea into a conspiracy that goes to the very heart of Britain’s national security.

When Detective Kat Donovan matches on a dating app with the fiancé who disappeared years before, she learns that some secrets are best left in the past.

When an unidentified body is found in a luxury apartment linked to Oliver Kennedy and his girlfriend Ciara Wyse, Detectives Lee Reardon and Karl Connolly reconstruct the couple's deadly romance across the past 56 days.