Seasons & Episodes
Season 1
8 episodes
E01
Episode 1
When astrophysicists detect a transmission from another galaxy, it is definitive proof of intelligent extra-terrestrial life. The world's population waits for further contact with baited breath. They do not have to wait long. Within days, mankind is all but wiped out; just pockets of humanity are left in an eerily deserted world.
E02
Episode 2
After the devastating alien attack, disparate pockets of survivors emerge into a shattered world. They quickly realise they must put their differences aside if they are to stand any chance of survival. For they are not alone. Something sinister lurks in the shadows and whatever it is, it won't consider its victory complete until it has killed every last human. But who are these attackers and why are they hell-bent on destruction?
E03
Episode 3
As the dust settles on their brave new world, the survivors are forced to face some cold truths. Catherine is stunned to discover the part she played in bringing about the alien attack. Helen becomes fixated on revenge. And Emily momentarily regains her sight. But is the miracle cause for celebration, or concern?
E04
Episode 4
The survivors make some disarming discoveries not only about the aliens but also about themselves. Mokrani goes on the offensive, taking the fight to the aliens. Ash is forced to make the hardest decision of his life. And Chloe's past catches up with her, threatening to rip apart the delicate semblance of normality she is so desperately clinging on to.
E05
Episode 5
Cracks start to show as the survivors find different ways to cope. Jonathan's increasingly perturbed by Sacha's strange behaviour. Emily proves to be an exciting conundrum for Bill. And Mokrani is horrified as his men delight in the opportunity to exact revenge.
E06
Episode 6
The alien's connection to certain survivors raises difficult questions. Bill makes a startling discovery. Sacha's behaviour is increasingly erratic. And Tom's birthday proves cause for celebration. But at what cost?
E07
Episode 7
Tragedy strikes, altering the course of the future forever. Catherine's priorities change with the arrival of Sophia. Things come to a head between Jonathan and Sacha. And Emily's so happy she can see again that she's stopped asking why, even if others haven't...
E08
Episode 8
The epic series finale sees the survivors attempt to turn the tables on their aggressors once and for all. Mokrani and Catherine prepare for the fight of their lives. Emily seeks answers, at any cost. And Sacha's visions continue, giving a confounding glimpse of the future…
Season 2
8 episodesSeason 3
8 episodes
Gabriel Byrne
as Bill Ward
Léa Drucker
as Catherine Durand
Ty Tennant
as Tom Gresham
Bayo Gbadamosi
as Kariem Gat Wich Machar
Paul Gorostidi
as Nathan
Émilie de Preissac
as Sophia
Daisy Edgar-Jones
as Emily Gresham
Natasha Little
as Sarah Gresham
Aaron Heffernan
as Ash Daniel
Pearl Chanda
as Zoe
Stephen Campbell Moore
as Jonathan Gresham
Ania Sowinski
as Adina
