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In this fantasy series, the residents of a small town in Maine find themselves cut off from the outside world by a mysterious, transparent dome that falls around them one day. Inside the dome, the trapped citizens have to learn how to fend for themselves and create a new order.

Under the Dome is a series that is currently running and has 3 seasons (39 episodes). The series first aired on June 24, 2013.

Where do I stream Under the Dome online? Under the Dome is available for streaming on CBS, both individual episodes and full seasons. You can also watch Under the Dome on demand at Apple TV+, CBS, Amazon Prime, Amazon, Pluto TV online.

3 Seasons, 39 Episodes
June 24, 2013
Cast: Mike Vogel, Rachelle Lefevre, Natalie Martinez, Alexander Koch, Colin Ford
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Clips & Extras

Under the Dome Full Episode Guide

  • In the series finale, the Dome comes down and the Resistance defends the outside world from the infected townspeople.

  • The people of Chester's Mill race against the clock when the Dome's calcification process accelerates - which means the barrier's breakdown will suffocate everyone inside.

  • Members of The Resistance are desperate to release their loved ones from Christine's influence before she reaches her end game for the Dome.

  • The citizens free from Christine's control join forces with an unexpected ally: Hektor Martin, the evil head of Aktaion.

  • Big Jim and Julia plot 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.

  • Big Jim, Julia, Joe, Norrie and Hunter team up to form a resistance against Christine, who is assigning residents to work on a massive excavation project in the caves underneath the town.

  • While a disastrous meteor shower descends upon those outside the Dome, unexpected alliances form inside the barrier.

  • When Big Jim is taken captive by Aktaion, he's forced to manipulate Christine for answers about her plan. Also, when Joe and Norrie question the town's new rules, they find themselves in a dangerous face-off with the increasingly unstable residents.

  • Big Jim and Julia form a tentative alliance in their efforts to find information to discredit Christine.

  • Appearing to be assisting Chester's Mill rebuild, Christine steers the townspeople towards specific individuals and projects that remind them of their experience in the tunnels.

  • The people of Chester's Mill attempt to move past their experience in the tunnels beneath town. Meanwhile, Big Jim is suspicious of new residents Christine and Eva.

  • In the third season premiere, the inhabitants of Chester's Mill appear both inside and outside the Dome in the aftermath of their mysterious encounter in the tunnels beneath the town. As the Dome begins to reveal its ultimate agenda, the townspeople must re-evaluate the situation.

  • A possible exit from the Dome is found just as the walls begin closing in on those trapped in Chester's Mill.

  • The residents of Chester's Mill are at risk of being crushed to death because a new threat from the Dome intensifies.

  • Sam and Rebecca jump into action when temperatures begin dropping in order to try and save Chester's Mill residents.

  • Jim finally finds out what happened to his wife, Pauline.

  • Barbie is caught by a group of mysterious men and is interrogated about the Dome.

  • Big Jim makes himself the sheriff of Chester's Mill.

  • Barbie descends into the unknown abyss to look for Sam, and he discovers a world that has unanswered questions.

  • Julie and Big Jim confront each other in their struggle for power, as a dust storm rages in the town.

  • Julia becomes the leader of Chester's Mill, as the town is divided after Big Jim and Rebecca made plans for population control.

  • Big Jim and Rebecca are thinking about population control when conditions take a turn for the worse in Chester's Mill.

  • Big Jim holds a census to try and forecast how long the town can continue existing under the dire conditions.

  • An infestation of butterflies threatens Chester Mill's food supply.

  • Season 2 begins with Big Jim deciding Barbie's fate. Meanwhile, the Dome become magnetized, posing new threats. Julia asks for help from a stranger to save the life of a mysterious girl who may have clues to the Dome's origin.

  • This exclusive one-hour special looks back at the premiere season of the hit summer series, featuring highlights from last season as well as new interviews with the cast and executive producers. In addition, the special will tease what lies ahead for the residents of Chester's Mill who are still tra

Under the Dome News

Natalie Martinez: From 'Under the Dome' to 'Home Invasion'

Joel Silver's attempt to replicate the low-budget hit "The Purge" gets a boost from a hot new star fresh from her break-out season on the hit CBS series "Under the Dome." Natalie Martinez will play a resourceful stepmom in next year's "Home Invasion."

What's New Tonight: Monday, June 24th.

What's new tonight? "Under the Dome" premiere, "Teen Wolf", "Defiance", and more!

Under the Dome Video Clips & Extras

The Enemy Within (Preview) Clip (00:46) Comic-Con 2014 Interview Clip (04:33) Comic-Con 2014 - Under the Dome Panel: Part 6 Clip (06:53) Comic-Con 2014 - Under the Dome Panel: Part 5 Clip (07:59) Comic-Con 2014 - Under the Dome Panel: Part 1 Clip (05:16) Comic-Con 2014 - Under the Dome Panel: Part 3 Clip (05:35) Comic-Con 2014 - Under the Dome Panel: Part 2 Clip (05:14) Comic-Con 2014 - Under the Dome Panel: Part 4 Clip (05:18)