3/6. Amy needs to help Kirsten after the death of someone on the hub. She is faced with a ticking clock to clear Kirsten's name before she is made into a scapegoat. Also in HD. [S,AD]
2/6. Amy is on the clock to save a hostage, while Kirsten navigates international agendas in the Arctic in the hunt for a missing Chinese scientist. Also in HD. [S,AD]
1/6. DCI Silva and DI Longacre investigate the murder of a British citizen in the Arctic, but they soon find themselves caught in an escalating political situation. Also in HD. [S,AD]
6/6. Amy finally discovers the full scale of the conspiracy, and she must decide if she is prepared to risk everything to find those responsible. Also in HD. [S,AD]
5/6. In the aftermath of a brutal rescue mission, Amy is questioning everything. Kirsten begs her to come home, but Amy can't let go of her suspicions. Also in HD. [S,AD]
4/6. Amy and Eliza are held hostage by the dissidents at the heart of the investigation, who demand their help to infiltrate the base. Kirsten will do anything to find Amy. Also in HD. [S,AD]
3/6. When an officer is stabbed on base, Eliza warns Amy to get control of her investigation. Meanwhile, Kirsten uncovers key evidence linking a squadron member to the attack. Also in HD. [S,AD]
1/6. When a weapons test turns deadly, with allies from the Middle East among the dead, all eyes are on DCI Amy Silva, who tries to ignore the politics to get to the truth. Also in HD. [S,AD]
5/6. Vigil is forced into lockdown as disaster strikes. With communication lost, Kirsten desperately hunts for clues to the source of the threat to Vigil. Also in HD. [S,AD]
4/6. Kirsten closes in on the killer, but their capture reveals the grave threat that Vigil faces. On the submarine, Amy makes a terrifying discovery. Also in HD. [S,AD]
3/6. Kirsten's investigation takes her into the heart of Scottish politics, but when she unearths a navy cover-up, it leaves Amy questioning who she can trust on Vigil. Also in HD. [S,AD]
1/6. When a crew member is found dead aboard the Trident nuclear submarine HMS Vigil, Detective Amy Silva is flown out to investigate. Also in HD. [S,AD]