#1
S1E5
Episode #1.5
Vigil is forced into lockdown as disaster strikes. With communication lost, Kirsten desperately hunts for clues to the source of the threat to Vigil.
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Episode Ratings Grid
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Episode Power Rankings
The peaks and the valleys. Find the essential episodes — and the ones to skip.
#2
S1E1
Episode #1.1
When a crew member is found dead aboard the Trident nuclear submarine HMS Vigil, Detective Amy Silva is flown out to investigate.
#3
S1E2
Episode #1.2
With Vigil in danger, Amy must fight to continue her investigation. Meanwhile, Kirsten’s enquiries lead to tragedy.
#4
Episode #1.3
S1E3
#5
Episode #1.4
S1E4
#6
Episode #1.6
S1E6
#7
Episode #2.1
S2E1
#8
Episode #2.5
S2E5
#9
Episode #2.2
S2E2
#10
Episode #2.3
S2E3
Lowlights
Amy breaks the law, and Kirsten risks her safety to protect Amy and uncover the truth, facing their toughest career decision.
#17
Episode #3.5
S3E5
#16
Episode #3.4
S3E4
#15
Episode #3.3
S3E3
#14
Episode #2.4
S2E4
The Quality Arc
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Season Consistency
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