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.
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Best Episodes of Under the Dome
Exigent Circumstances
S1 Ep12
8.0
9th Sep 2013
While the manhunt for Barbie continues, Big Jim gets the residents of Chester’s Mill riled up and the town demands justice for all of Barbie’s supposed crimes. Meanwhile, Joe and Norrie must find a new hiding place for the mini dome.
Curtains
S1 Ep13
7.9
16th Sep 2013
Secrets of the Dome are revealed and Big Jim is determined to put an end to Barbie once and for all. Meanwhile, Junior, Angie, Joe and Norrie discover who the Monarch is after receiving a shocking visit from a familiar face.
Going Home
S2 Ep7
7.9
11th Aug 2014
As Barbie descends further into the mysterious tunnel in hope of finding Sam, he comes across a world filled with unanswered questions.
The Red Door
S2 Ep9
7.8
25th Aug 2014
Barbie is apprehended by mysterious men and relentlessly interrogated about the Dome; Big Jim forms a deal that could permanently seal the fate of the Chester's Mill residents.
Blue on Blue
S1 Ep5
7.8
22nd Jul 2013
The Chester's Mill residents receive an unexpected visit from their loved ones on the other side. Meanwhile, the community braces for a threat from outside the Dome.
Pilot
S1 Ep1
7.8
24th Jun 2013
The residents of Chester's Mill find themselves trapped under an enormous, transparent dome. Panic escalates as resources dwindle rapidly.
Speak of the Devil
S1 Ep11
7.8
2nd Sep 2013
Big Jim turns the town against Barbie when the truth about his past is revealed. Meanwhile, Maxine makes it personal when she confronts Barbie’s closest ally.
Imperfect Circles
S1 Ep7
7.8
5th Aug 2013
Big Jim takes matters into his own hands when he feels his authority slipping away, and the Dome displays its power when a life is taken just as a newborn arrives.
Awakening
S2 Ep8
7.8
18th Aug 2014
Barbie turns to his father for help contacting Julia but realizes that he may not be trustworthy; Big Jim declares himself sheriff of Chester's Mill.
Let the Games Begin
S1 Ep10
7.8
26th Aug 2013
Julia uncovers the truth about her husband's disappearance and unravels some of Chester's Mill's darkest secrets. Meanwhile, Maxine shows Barbie how she plans to take control of the town.
The Fourth Hand
S1 Ep9
7.8
19th Aug 2013
Barbie and Big Jim realize their lives are more intertwined than they knew when a mysterious woman makes an appearance in Chester's Mill.
The Fall
S2 Ep10
7.7
1st Sep 2014
Big Jim finally learns what happened to his wife, Pauline; Chester's Mill faces a new threat -- climate change.
Worst Episodes of Under the Dome
Love is a Battlefield
S3 Ep11
7.0
27th Aug 2015
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 Enemy Within
S3 Ep13
7.0
10th Sep 2015
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.
Incandescence
S3 Ep12
7.1
3rd Sep 2015
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.
But I'm Not
S3 Ep2
7.1
25th Jun 2015
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.
Redux
S3 Ep3
7.1
2nd Jul 2015
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.
Move On
S3 Ep1
7.1
25th Jun 2015
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 Kinship
S3 Ep4
7.2
9th Jul 2015
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.
Caged
S3 Ep6
7.2
23rd Jul 2015
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.
Legacy
S3 Ep10
7.2
20th Aug 2015
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.
Breaking Point
S3 Ep8
7.2
6th Aug 2015
Big Jim, Julia, Joe, Norrie and Hunter join together to form a resistance against Christine, who is mobilizing residents to work on a massive excavation project in the caves underneath the town. Also, Hunter uses his tech skills to contact the outside world.
Alaska
S3 Ep5
7.2
16th Jul 2015
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.
Plan B
S3 Ep9
7.3
13th Aug 2015
Big Jim and Julia devise plans to end Christine’s control over the town by initiating a life-or-death plot involving Barbie and Eva, while Joe and Norrie conduct research to better understand the Dome’s ultimate agenda. Meanwhile, Hunter finds more information about the true head of Aktaion, the nefarious private corporation that wants to harness the Dome’s energy.
Under the Dome Episode Guide
Pilot
S1 Ep1
7.8
24th Jun 2013
The residents of Chester's Mill find themselves trapped under an enormous, transparent dome. Panic escalates as resources dwindle rapidly.
The Fire
S1 Ep2
7.6
1st Jul 2013
Following Duke's death, his house catches fire, forcing the town to rally together to form a bucket brigade. Elsewhere, Junior ambushes Barbie, while Dodee and Phil pick up a military frequency.
Manhunt
S1 Ep3
7.5
8th Jul 2013
When a former deputy goes rogue, Big Jim recruits Barbie to join the manhunt to keep the town safe. Meanwhile, Junior is determined to escape the Dome by going underground.
Outbreak
S1 Ep4
7.7
15th Jul 2013
The people of Chester's Mill panicked state when a meningitis outbreak hits the community, threatening the already scarce supply of drugs. Meanwhile, Julia continues to seek answers to her husband's disappearance
Blue on Blue
S1 Ep5
7.8
22nd Jul 2013
The Chester's Mill residents receive an unexpected visit from their loved ones on the other side. Meanwhile, the community braces for a threat from outside the Dome.
The Endless Thirst
S1 Ep6
7.7
29th Jul 2013
When the town begins to run low on water, the residents of Chester's Mill begin to fight for the remaining resources. Meanwhile, Julia discovers a strange connection that two of the town's residents have with the Dome.
Imperfect Circles
S1 Ep7
7.8
5th Aug 2013
Big Jim takes matters into his own hands when he feels his authority slipping away, and the Dome displays its power when a life is taken just as a newborn arrives.
Thicker Than Water
S1 Ep8
7.7
12th Aug 2013
Junior stands up to his father and is shattered when he discovers the truth about his mother's past. Meanwhile, Julia learns firsthand the powers of the "mini dome."
The Fourth Hand
S1 Ep9
7.8
19th Aug 2013
Barbie and Big Jim realize their lives are more intertwined than they knew when a mysterious woman makes an appearance in Chester's Mill.
Let the Games Begin
S1 Ep10
7.8
26th Aug 2013
Julia uncovers the truth about her husband's disappearance and unravels some of Chester's Mill's darkest secrets. Meanwhile, Maxine shows Barbie how she plans to take control of the town.
Speak of the Devil
S1 Ep11
7.8
2nd Sep 2013
Big Jim turns the town against Barbie when the truth about his past is revealed. Meanwhile, Maxine makes it personal when she confronts Barbie’s closest ally.
Exigent Circumstances
S1 Ep12
8.0
9th Sep 2013
While the manhunt for Barbie continues, Big Jim gets the residents of Chester’s Mill riled up and the town demands justice for all of Barbie’s supposed crimes. Meanwhile, Joe and Norrie must find a new hiding place for the mini dome.
Curtains
S1 Ep13
7.9
16th Sep 2013
Secrets of the Dome are revealed and Big Jim is determined to put an end to Barbie once and for all. Meanwhile, Junior, Angie, Joe and Norrie discover who the Monarch is after receiving a shocking visit from a familiar face.
