Season 3
8 episodes
46 min. per episode
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Amidst an alien apocalypse, a determined mother fights to protect her son while confronting humanity's darkest truths.
Trailer
Episodes
As people across the globe are experiencing hallucinations, MI5 agent Zoe contacts Bill for answers. Catherine Durand detects unusual black hole activity.
As Adina starts the next stage of her plan, astronauts Juliet and Richard see warning signs in space, uncovering Adina's sinister mission.
With Richard's help, Catherine discovers she can travel to another world. A new revelation puts Martha's loyalties to the test. Zoe breaks Bill out of prison.
Tom grapples with a betrayal and encounters a familiar face. Catherine looks for a solution to the dangers of the black hole.
A deadly face-off leads to a life-threatening moment. Catherine and Sam seek help for his parents.
Pockets of survivors are forced to team up after mankind is all but wiped out by a devastating extra-terrestrial attack.