Vigil | Episode 1
Director: Tom Edge
Cast: Alastair Mackenzie, Amir El-Masry, Chris Jenks, Dougray Scott, Gary Lewis, Jonathan Ajayi, Oscar Salem, Romola Garai, Rose Leslie, Steven Elder, Suranne Jones
Description: : When a crew member is found dead aboard the Trident nuclear submarine HMS Vigil, Detective Amy Silva is flown out to investigate.