The BEST Episodes of Under the Dome

Every episode ever - ranked by fan votes!

Last Updated: Sep 21, 2021

Network: CBS

An invisible and mysterious force field descends upon a small fictional town in the United States, trapping residents inside, cut off from the rest of civilization. The trapped townsfolk must discover the secrets and purpose of the "dome" and its origins, while coming to learn more than they ever knew about each other.

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Exigent Circumstances

#1 - Exigent Circumstances

Season 1 - Episode 12 - Aired Sep 9, 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.

star 7.90
6,907 votes
Directors: Peter Leto
Writers: Adam Stein, Caitlin Parrish

#2 - Pilot

Season 1 - Episode 1 - Aired Jun 24, 2013

The residents of Chester's Mill find themselves trapped under an enormous, transparent dome. Panic escalates as resources dwindle rapidly.

star 7.77
9,610 votes
Writers: Brian K. Vaughan
Blue on Blue

#3 - Blue on Blue

Season 1 - Episode 5 - Aired Jul 22, 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.

star 7.77
7,357 votes
Directors: Jack Bender
Writers: Brian K. Vaughan
The Fourth Hand

#4 - The Fourth Hand

Season 1 - Episode 9 - Aired Aug 19, 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.

star 7.74
7,047 votes
Directors: Roxann Dawson
Writers: Daniel Truly

#5 - Curtains

Season 1 - Episode 13 - Aired Sep 16, 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.

star 7.73
6,673 votes
Directors: Jack Bender
Writers: Brian K. Vaughan, Scott Gold
Speak of the Devil

#6 - Speak of the Devil

Season 1 - Episode 11 - Aired Sep 2, 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.

star 7.70
6,776 votes
Directors: David Barrett
Writers: Scott Gold
Let the Games Begin

#7 - Let the Games Begin

Season 1 - Episode 10 - Aired Aug 26, 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.

star 7.70
6,897 votes
Writers: Andres Fischer-Centeno, Peter Calloway
Imperfect Circles

#8 - Imperfect Circles

Season 1 - Episode 7 - Aired Aug 5, 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.

star 7.69
7,432 votes
Writers: Caitlin Parrish
Thicker Than Water

#9 - Thicker Than Water

Season 1 - Episode 8 - Aired Aug 12, 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."

star 7.67
7,199 votes
Directors: Jack Bender
Writers: Adam Stein

#10 - Outbreak

Season 1 - Episode 4 - Aired Jul 15, 2013

The people of Chester's Mill fall into a state of panic as an outbreak of meningitis strikes their community, threatening their already depleted medical supplies. Meanwhile, Julia continues to search for answers into her husband's disappearance.

star 7.66
7,639 votes
Directors: Kari Skogland
Writers: Peter Calloway
The Endless Thirst

#11 - The Endless Thirst

Season 1 - Episode 6 - Aired Jul 29, 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.

star 7.65
7,432 votes
Directors: Kari Skogland
Writers: Soo Hugh

#12 - Awakening

Season 2 - Episode 8 - Aired Aug 18, 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.

star 7.63
3,915 votes
Directors: Jack Bender
Writers: Andres Fischer-Centeno, Daniel Truly
The Red Door

#13 - The Red Door

Season 2 - Episode 9 - Aired Aug 25, 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.

star 7.62
3,791 votes
Directors: Peter Weller
Writers: Adam Stein, Brian Peterson, Kelly Souders
Going Home

#14 - Going Home

Season 2 - Episode 7 - Aired Aug 11, 2014

As Barbie descends further into the mysterious tunnel in hope of finding Sam, he comes across a world filled with unanswered questions.

star 7.62
4,072 votes
Directors: David Barrett
Writers: Peter Calloway
Black Ice

#15 - Black Ice

Season 2 - Episode 11 - Aired Sep 8, 2014

Rebecca and Sam try to save Chester's Mill residents as temperatures plunge; Barbie puts his life at risk to help Julia after a terrible accident.

star 7.62
3,645 votes
Directors: Jack Bender
Writers: Adam Stein, Peter Calloway
Go Now

#16 - Go Now

Season 2 - Episode 13 - Aired Sep 22, 2014

Just as the walls start to close in on those trapped in Chester's Mill, a possible exit from the dome is revealed.

star 7.58
3,703 votes
Directors: Jack Bender
Writers: Caitlin Parrish, Cathryn Humphris

#17 - Revelation

Season 2 - Episode 4 - Aired Jul 21, 2014

Rebecca and Big Jim consider extreme measures as the conditions worsen in Chester's Mill; clues about Melanie's connection to the dome are revealed.

star 7.57
4,376 votes
Directors: Holly Dale
Writers: Alexandra McNally
The Fire

#18 - The Fire

Season 1 - Episode 2 - Aired Jul 1, 2013

Panic is heightened when a house catches on fire in Chester's Mill, but the fire department is outside of the Dome.

star 7.57
8,226 votes
Directors: Jack Bender
Writers: Rick Cleveland
The Fall

#19 - The Fall

Season 2 - Episode 10 - Aired Sep 1, 2014

Big Jim finally learns what happened to his wife, Pauline; Chester's Mill faces a new threat -- climate change.

star 7.57
3,687 votes
Directors: Eriq La Salle
Writers: Alexandra McNally, Mark Bruner

#20 - Manhunt

Season 1 - Episode 3 - Aired Jul 8, 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.

star 7.52
7,895 votes
Directors: Paul A. Edwards
Writers: Adam Stein
Heads Will Roll

#21 - Heads Will Roll

Season 2 - Episode 1 - Aired Jun 30, 2014

Barbie's life is in Big Jim's hands; the dome becomes magnetized; Julia tries to save the life of a mysterious girl who may have clues about the origin of the dome.

star 7.51
4,904 votes
Directors: Jack Bender
Writers: Stephen King

#22 - Reconciliation

Season 2 - Episode 5 - Aired Jul 28, 2014

After Big Jim and Rebecca's plan left the town divided, Julia takes over as the leader of Chester's Mill; Norrie and Joe help Melanie find more clues.

star 7.51
4,343 votes
Directors: Edward Ornelas
Writers: Cathryn Humphris
In the Dark

#23 - In the Dark

Season 2 - Episode 6 - Aired Aug 4, 2014

A cave-in severs Barbie and Sam's path back to Chester's Mill during their investigation of a mysterious tunnel; a dust storm rages through the town, as Big Jim and Julia face off in a power struggle.

star 7.48
4,081 votes
Directors: Jack Bender
Writers: Caitlin Parrish

#24 - Turn

Season 2 - Episode 12 - Aired Sep 15, 2014

The latest threat intensifies, leaving Chester's Mill residents at risk of being crushed to death; Melanie's health declines as the egg's fate remains uncertain.

star 7.45
3,668 votes
Directors: Peter Leto
Writers: Daniel Truly, William Kendall
Force Majeure

#25 - Force Majeure

Season 2 - Episode 3 - Aired Jul 14, 2014

Big Jim conducts a census to see how long the town can survive on dwindling resources; acid rain threatens everyone.

star 7.45
4,491 votes
Directors: Peter Leto
Writers: Adam Stein