Under the Dome

10 Worst Episodes of Under the Dome

A small town is suddenly and inexplicably sealed off from the rest of the world by an enormous transparent dome. While military forces, the government and the media positioned outside of this surrounding barrier attempt to break it down, a small group of people inside attempt to figure out what the dome is, where it came from, and when (and if) it will go away.

Written by Sophie and last updated on feb 04, 2023.

PS: The following content contains spoilers!

PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!

Under the Dome - S3E5

#10 - Alaska (Season 3 - Episode 5)

Big Jim and Julia form a tentative alliance to search for proof that will discredit Christine, which leads them to new information about the Dome’s capabilities. Meanwhile, when tensions run high in town and threaten Christine’s leadership, she puts a plan in play that has deadly consequences.

The episode was rated 7.27 from 1773 votes.

Under the Dome - S3E10

#9 - Legacy (Season 3 - Episode 10)


The Resistance, the citizens not under Christine’s control, join forces with an unexpected ally: Hektor Martin, the nefarious head of Aktaion. Despite Hektor revealing more about the Dome’s origins and helping to strike back at it, Big Jim and Julia still worry he will betray them. Meanwhile, Hunter receives encrypted files that give disturbing insights into the final effect the Dome will have on the infected townspeople.

The episode was rated 7.27 from 1681 votes.

Under the Dome - S3E4

#8 - The Kinship (Season 3 - Episode 4)

Under the guise of helping Chester’s Mill rebuild, Christine urges the townspeople towards specific individuals and projects that remind them of their experience in the tunnels. Also, Julia and Big Jim make shocking discoveries that reveal a new threat within the Dome.

The episode was rated 7.23 from 1808 votes.

Under the Dome - S3E6

#7 - Caged (Season 3 - Episode 6)


When Big Jim is captured by Aktaion, the dangerous private corporation that’s descended on Chester’s Mill to harness the Dome’s energy capabilities, he’s forced to manipulate Christine for information about her agenda. Also, when Joe and Norrie question the town’s new rules, they find themselves in a dangerous face-off with the increasingly unstable residents.

The episode was rated 7.22 from 1710 votes.

Under the Dome - S3E1

#6 - Move On (Season 3 - Episode 1)

A year after the dome disappears, Barbie, Joe, and the other townspeople gather for a memorial. A year earlier, Julia and Junior try to rescue Barbie and the others, but run afoul of Big Jim.

The episode was rated 7.16 from 2113 votes.

Under the Dome - S3E12

#5 - Incandescence (Season 3 - Episode 12)


When the Dome’s calcification process accelerates, Chester’s Mill has 24 hours before the barrier’s breakdown will suffocate everyone inside. While the new deadline puts added pressure on Joe to bring the Dome down, Barbie and Julia race to save his child from The Kinship. Also, Big Jim tries to manage the increasingly volatile Hektor, who is adamant that infected townspeople never escape the Dome.

The episode was rated 7.16 from 1671 votes.

Under the Dome - S3E3

#4 - Redux (Season 3 - Episode 3)

The residents of Chester’s Mill try to move on with their lives in the aftermath of their mysterious experience in the tunnels beneath town. Meanwhile, Big Jim suspects new residents Christine and Eva are keeping secrets concerning the Dome.

The episode was rated 7.15 from 1781 votes.

Under the Dome - S3E2

#3 - But I'm Not (Season 3 - Episode 2)


Barbie investigates Ben's claim that something strange is going on in Chester's Mill, but Eva surprises him with unexpected news. Meanwhile, Norrie and Hunter grow closer, and Christine advises Joe to move on.

The episode was rated 7.13 from 1229 votes.

Under the Dome - S3E13

#2 - The Enemy Within (Season 3 - Episode 13)

Series Finale: As the Dome in Chester's Mill comes down, the Resistance makes a final attempt to protect the outside world from the infected townspeople in the Kinship and their new queen.

The episode was rated 7.12 from 1716 votes.

Under the Dome - S3E11

#1 - Love is a Battlefield (Season 3 - Episode 11)


Members of The Resistance race to release their loved ones from Christine’s influence before she reaches her end game for the Dome. While Barbie risks everything in an attempt to free Eva from the Kinship, Big Jim and Julia are enlisted by Hektor, the head of Aktaion, to test a possible cure for infected townspeople. Also, Joe chooses to work with Christine after she shares some shocking information about the entity behind the Dome.

The episode was rated 7.11 from 1678 votes.

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