The Expanse
Space & sci-fiSpace, aliens and grand-scale science fiction.This show: 10/10Deep worldbuildingDense lore that rewards immersion.This show: 9/10Sprawling sagaA many-threaded epic that unfolds across seasons.This show: 8/10Political intriguePower struggles inside governments and institutions.This show: 8/10SerializedContinuous arcs where every episode builds on the last.This show: 8/10Class divideWealth, poverty and the gulf between them.This show: 7/10Morally grayNo clean heroes or villains anywhere in sight.This show: 7/10Ensemble castMany characters carrying equal weight.This show: 7/10
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Starring
Steven StraitDominique TipperWes ChathamShohreh AghdashlooCas AnvarFrankie Adams
Written by
Daniel AbrahamMark FergusTy FranckHawk Ostby
Starring
Steven StraitDominique TipperWes ChathamShohreh AghdashlooCas AnvarFrankie Adams
Written by
Daniel AbrahamMark FergusTy FranckHawk Ostby
Ratings per Episode
Votes per Episode
The Expanse Episode Ratings Heatmap
| Avg | E1 | E2 | E3 | E4 | E5 | E6 | E7 | E8 | E9 | E10 | E11 | E12 | E13 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S1 | 7.9 | 7.5 | 7.5 | 7.8 | 8.5 | 7.6 | 7.7 | 7.7 | 8.5 | 8.4 | 8.5 | ||||
| S2 | 8.4 | 8.0 | 8.6 | 8.0 | 8.7 | 9.4 | 8.3 | 7.9 | 8.0 | 8.0 | 8.1 | 8.6 | 8.5 | 8.7 | |
| S3 | 8.8 | 8.5 | 8.7 | 8.6 | 8.6 | 9.2 | 9.3 | 8.2 | 9.0 | 8.2 | 8.7 | 8.4 | 8.6 | 9.3 | |
| S4 | 8.4 | 8.4 | 8.4 | 8.2 | 8.1 | 8.1 | 8.5 | 8.2 | 8.4 | 9.0 | 8.8 | ||||
| S5 | 8.3 | 8.0 | 8.4 | 8.5 | 9.3 | 8.6 | 8.0 | 7.8 | 7.5 | 7.7 | 8.6 | ||||
| S6 | 8.2 | 7.6 | 8.1 | 8.2 | 7.8 | 8.2 | 8.9 |
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About
"Hard science fiction that treats physics and politics as gospel"
In a colonized solar system where Earth, Mars, and the asteroid Belt teeter on the edge of war, a detective's hunt for a missing woman and a ragtag ship crew's rescue of a distress call collide with a conspiracy that could rewrite humanity's future. The show unfolds patiently, layering realistic space politics, class struggle, and hard science into a story that rewards attention as separate threads slowly converge. Tone shifts from noir mystery to political thriller to something stranger. Bleak and visually grounded, it's carried by a strong ensemble and a genuinely lived-in sense of the future.
Watch it for
the meticulous world-building that takes zero-gravity physics and interplanetary politics seriously.
Maybe skip if
the slow-burn first season and dense political plotting demand real patience before payoff.
Written by our AI editor to help you decide, spoiler-free by design.
All Seasons
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Season 12015
7.948K107h 6m
In season one, the disappearance of rich-girl-turned-political-activist Julie Mao linked the lives of Ceres' detective Joe Miller, accidental ship captain James Holden and U.N. politician Chrisjen Avasarala. Amidst political tension between Earth, Mars and the Asteroid Belt, these three individuals unravel the single greatest conspiracy of all time.
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Season 22017
8.451K139h 12m
Season 2 kicks off with interplanetary tensions at an all-time high, the cold war between Earth and Mars is on the brink of an all-out battle.
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Season 32018
8.850K139h 18m
As the Rocinante crew digs deeper into the search for Prax's missing daughter, the war between Earth and Mars turns deadly in ways the solar system has never seen. But a new threat in the outer reaches of the Belt could prove much more dangerous, threatening to test the very future of humanity.
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Season 42019
8.433K107h 49m
With the Ring Gates now open to thousands of new planets, a blood-soaked gold rush begins, igniting new conflicts between Earth, Mars, and the Belt. Meanwhile, on one unexplored planet, the Rocinante crew gets caught in a violent clash between an Earth mining corporation and desperate Belter settlers as deadly, new threats from the protomolecule emerge.
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Season 52020
8.336K108h 32m
In different parts of the Solar System, the crew of the Rocinante and their allies confront the sins of their past, while Marco Inaros unleashes an attack that will alter the future of Earth, Mars, the Belt, and the worlds beyond the Ring.
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Season 62021
8.218K64h 53m
Holden and the crew of the Rocinante fight alongside the Combined Fleet of Earth and Mars to protect the Inner Planets from Marco Inaros and his Free Navy's campaign of death and destruction. Meanwhile, on a distant planet beyond the Rings, a new power rises.
Full Cast & Crew
Cast
Steven Strait Jim Holden
Dominique Tipper Naomi Nagata
Wes Chatham Amos Burton
Shohreh Aghdashloo Chrisjen Avasarala
Cas Anvar Alex Kamal
Frankie Adams Roberta 'Bobbie' W. Draper
Cara Gee Camina Drummer
Shawn Doyle Sadavir Errinwright
Thomas Jane Joe Miller
Florence Faivre Julie Mao
Crew
Daniel Abraham
Mark Fergus
Ty Franck
Hawk Ostby
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