As of July 2026, Humans Season 3 aired in 2018 with 8 episodes — streaming now on Amazon Prime Video. Full episode guide and where to watch below.
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Humans Season 3

2018 8 Episodes Sci-Fi & Fantasy · Drama ⭐ 7/10

Humans Season 3 is currently streaming on and , and it earns its premise rather than just borrowing genre trappings. A single, tightly-focused season means there is plenty to get through without ever feeling padded. With 703 viewer ratings on TMDB, this is not a title flying under the radar. Katherine Parkinson anchors it with a performance that grounds the bigger ideas in something human. Start it whenever you need something guaranteed to land.

Humans Season 3 is not trying to be everything to everyone, and that focus is exactly what makes it work. Humans Season 3 treats its concept seriously enough to follow it all the way through. One year after the dawn of consciousness, a decimated and oppressed Synth population fights to survive in a world that hates and fears them. Katherine Parkinson and Gemma Chan lead a cast that brings real weight to the material. It was aired in 2018. What separates Humans Season 3 from lesser genre entertainment is a willingness to let the concept cost the characters something. There is real craft here, even in the moments that do not fully land.

Sci-fi fans who want ideas alongside the spectacle will find Humans Season 3 genuinely rewarding. If you have run out of similar titles to watch, this is a strong next pick. A contained run means every episode is doing real work. Katherine Parkinson anchors it with a performance that makes the more abstract moments feel personal. If you have been burned by ambitious sci-fi before, this is the exception.

📡 Where to Watch Humans Season 3

🇦🇺 Australia
🇺🇸 United States
🇬🇧 United Kingdom
🇨🇦 Canada
🇳🇿 New Zealand
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🎬 Humans Season 3 — Episode Guide

E1
Episode 1
2018-05-17
When fractures within the Synth community start to appear, all hope of stability comes under threat, and both families are brought back to fight for the Green-Eyes' survival.
E2
Episode 2
2018-05-24
A grieving Max must face the consequences of his painful decision. Laura discovers she's not being told everything at the Dryden Commission, while Joe uncovers Karen's shocking secret.
E3
Episode 3
2018-05-31
As Leo struggles to come to terms with being human, Mattie takes him back to the Hawkins' home, where a surprise night out allows them to confront their feelings for each other. Laura is determined to uncover the truth about the too-secret Operation Basswood and tries to enlist Dr. Neil Sommer's hel...
E4
Episode 4
2018-06-07
Laura leads a tense Dryden Commission on a visit to the Railyard, but will Agnes' anger threaten its success? Mia comes face to face with Ed forcing her to confront her past, while an evening out for Karen, Sam and Joe turns to tragedy.
E5
Episode 5
2018-06-14
While Sam reels from the events of Waltringham and Joe struggles to help him through it, truths are revealed and dangerous plans put into action at the Railyard.
E6
Episode 6
2018-06-21
Laura discovers a shocking truth that threatens her life and those around her. Niska continues on her mysterious journey, and must defy all her instincts to survive.
E7
Episode 7
2018-06-28
Laura reels from her heartbreaking decision. Niska's journey takes an unexpected turn. And Leo races to be by Max's side, but walks into danger.
E8
Episode 8
2018-07-05
In a dramatic showdown, humans and Synths go head-to-head - but will Mia and Max's peaceful protest cost them their lives? Laura, Niska and Mattie face major decisions.

🎭 Cast of Humans Season 3

Katherine Parkinson
Katherine Parkinson
Laura Hawkins
Gemma Chan
Gemma Chan
Anita / Mia
Colin Morgan
Colin Morgan
Leo Elster
Tom Goodman-Hill
Tom Goodman-Hill
Joe Hawkins
Lucy Carless
Lucy Carless
Mattie Hawkins
Emily Berrington
Emily Berrington
Niska
Ruth Bradley
Ruth Bradley
DI Karen Voss
Theo Stevenson
Theo Stevenson
Toby Hawkins
Pixie Davies
Pixie Davies
Sophie Hawkins
Ivanno Jeremiah
Ivanno Jeremiah
Max

📋 All Seasons of Humans

Season 1Season 2

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