The Best Episodes of The Expanse Season 4

Episode Rankings

1. #1 Fan Favorite
   

   8.4/10(3682 votes)

   #1 - New Terra

   S4:E112/13/2019

   The crew of the Roci investigates a strange protomolecule ruin on an alien planet. Bobbie copes with civilian life on Mars. Drummer and Ashford battle with piracy in the Belt.

   Director:Breck Eisner

   Writers:Mark Fergus, Hawk Ostby

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   Director:Breck Eisner

   Writers:Mark Fergus, Hawk Ostby
2. 

   8.4/10(3324 votes)

   #2 - Jetsam

   S4:E212/13/2019

   Avasarala is blindsided while on a visit to Mars. The Roci crew continue their protomolecule investigation while tensions between the RCE and Belters reach a tipping point. Drummer and Ashford track down a terrorist.

   Director:Breck Eisner

   Writer:Laura Marks

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   Director:Breck Eisner

   Writer:Laura Marks
3. 

   8.2/10(3197 votes)

   #3 - Subduction

   S4:E312/13/2019

   New alien threats emerge on Ilus as Naomi battles health challenges on the planet. Bobbie searches for a missing person on Mars. Avasarala faces a new challenge in the UN.

   Director:David Petrarca

   Writer:Dan Nowak

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   Director:David Petrarca

   Writer:Dan Nowak
4. 

   8.1/10(3116 votes)

   #4 - Retrograde

   S4:E412/13/2019

   Drummer and Ashford confront a dangerous person from Naomi's past. Murtry hunts down a target. Bobbie's makes a life-changing confession.

   Director:David Petrarca

   Writer:Matthew Rasmussen

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   Director:David Petrarca

   Writer:Matthew Rasmussen
5. 

   8.1/10(3058 votes)

   #5 - Oppressor

   S4:E512/13/2019

   As tensions on Ilus reach a boiling point, Holden reveals a secret. Avasarala debates Nancy Gao while an emergency on the Roci forces Alex and Naomi into action.

   Director:Jeff Woolnough

   Writers:Daniel Abraham, Ty Franck

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   Director:Jeff Woolnough

   Writers:Daniel Abraham, Ty Franck
6. 

   8.5/10(3091 votes)

   #6 - Displacement

   S4:E612/13/2019

   The Roci crew prepares for an incoming disaster on Ilus. Ashford and Drummer close in on an enemy within the Belt. Bobbie takes on a dangerous job.

   Director:Jeff Woolnough

   Writer:Hallie Lambert

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   Director:Jeff Woolnough

   Writer:Hallie Lambert
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7. 

   8.3/10(3003 votes)

   #7 - A Shot in the Dark

   S4:E712/13/2019

   Naomi and Alex work to keep the Barbapiccola in orbit amidst a power outage. Avasarala faces a tough decision. Holden and Elvi race to find a cure for a disease spreading on Ilus.

   Director:Sarah Harding

   Writer:Dan Nowak

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   Director:Sarah Harding

   Writer:Dan Nowak
8. 

   8.5/10(3057 votes)

   #8 - The One-Eyed Man

   S4:E812/13/2019

   Avasarala faces fallout for the UN's military mission. Ashford and Drummer makes big decisions about their future within the OPA. A spreading illness on Ilus takes a toll on Amos. Alex and Naomi's attempt to rescue the Barb turns desperate.

   Director:Sarah Harding

   Writer:Dan Nowak

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   Director:Sarah Harding

   Writer:Dan Nowak
9. 

   9.0/10(3363 votes)

   #9 - Saeculum

   S4:E912/13/2019

   Holden and Miller race to save Ilus. Murtry puts his endgame into motion, putting the Roci crew's lives at risk.

   Director:Breck Eisner

   Writers:Daniel Abraham, Ty Franck

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   Director:Breck Eisner

   Writers:Daniel Abraham, Ty Franck
10. 

    8.8/10(3506 votes)

    #10 - Cibola Burn

    S4:E1012/13/2019

    Ashford closes in on an enemy while uncovering a dangerous plot. Avasarala faces a crossroads in her personal and political life. The Roci crew works to reestablish life on Ilus in the wake of a deadly catastrophe.

    Director:Breck Eisner

    Writers:Daniel Abraham, Ty Franck

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    Director:Breck Eisner

    Writers:Daniel Abraham, Ty Franck