The 100

The BEST episodes of The 100

Every episode of The 100 ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of The 100!

Set ninety-seven years after a nuclear war has destroyed civilization, when a spaceship housing humanity's lone survivors sends one hundred juvenile delinquents back to Earth, in hopes of possibly re-populating the planet.

Last Updated: 8/17/2022Network: The CW
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Damocles (2)
star
8.28
3025 votes

#1 - Damocles (2)

Season 5 - Episode 13 - Aired 8/7/2018

Clarke and her friends must risk everything to fight one last battle for survival, only to glimpse an even darker threat to the last living valley on Earth.

Watch Now:Amazon
We Are Grounders (2)
star
8.18
6028 votes

#2 - We Are Grounders (2)

Season 1 - Episode 13 - Aired 6/11/2014

Clarke pleads with Bellamy to do the right thing as conflict on the ground comes to a head. Bellamy forces Octavia to make a difficult decision. Raven and Jasper work against time and Finn makes a bold move. Meanwhile, the situation on the Ark comes to a stunning conclusion.

Directors: Dean White
Watch Now:Amazon
Praimfaya
star
8.17
5654 votes

#3 - Praimfaya

Season 4 - Episode 13 - Aired 5/24/2017

It's a race against the end of the world as Praimfaya arrives forcing our heroes to make impossible decisions to ensure their survival.

Directors: Dean White
Watch Now:Amazon
Blood Must Have Blood (2)
star
8.14
5396 votes

#4 - Blood Must Have Blood (2)

Season 2 - Episode 16 - Aired 3/11/2015

The journey to the City of Light continues, and Jaha makes a move that shocks Murphy. Clarke receives help from an unexpected source, a visitor surprises Octavia, and Lincoln gets his revenge. Meanwhile, at Mount Weather, Cage moves forward with his mission and Bellamy and the group struggle to break free.

Directors: Dean White
Watch Now:Amazon
Perverse Instantiation (2)
star
8.09
6123 votes

#5 - Perverse Instantiation (2)

Season 3 - Episode 16 - Aired 5/19/2016

Our heroes begin to face the reality of their tragic situation. Everyone prepares for a final showdown.

Directors: Dean White
Watch Now:Amazon
Spacewalker
star
8.01
5296 votes

#6 - Spacewalker

Season 2 - Episode 8 - Aired 12/17/2014

Clarke returns to Camp Jaha with devastating news. Finn struggles with the aftermath of his actions. Abby gathers information from an unlikely source and prepares for a fight. Meanwhile, flashbacks reveal Finn and Raven’s relationship on the Ark.

Watch Now:Amazon
Sleeping Giants
star
7.97
3457 votes

#7 - Sleeping Giants

Season 5 - Episode 3 - Aired 5/8/2018

Bellamy leads the charge investigating a potential way home. Meanwhile, Clarke and Madi deal with the new, uncertain threat to their home.

Directors: Tim Scanlan
Watch Now:Amazon
Die All, Die Merrily
star
7.96
5690 votes

#8 - Die All, Die Merrily

Season 4 - Episode 10 - Aired 5/3/2017

Octavia fights in the final battle for her people's survival, but not everyone is willing to play fair.

Directors: Dean White
Watch Now:Amazon
Thirteen
star
7.94
5520 votes

#9 - Thirteen

Season 3 - Episode 7 - Aired 3/3/2016

Lexa tries to maintain peace and order within the clans. Clarke uncovers a strange and game-changing truth. A flashback takes us into the darker chapter of humanity’s past.

Directors: Dean White
Watch Now:Amazon
Perverse Instantiation (1)
star
7.93
5884 votes

#10 - Perverse Instantiation (1)

Season 3 - Episode 15 - Aired 5/12/2016

Clarke finds hope in the most unlikely place. Alie’s master plan comes together.

Directors: Ed Fraiman
Watch Now:Amazon
Anaconda
star
7.89
1606 votes

#11 - Anaconda

Season 7 - Episode 8 - Aired 7/8/2020

Clarke confronts a new adversary. A surprising connection takes us back to the past and to the nuclear apocalypse that destroyed the Earth.

Directors: Ed Fraiman
Watch Now:Amazon
Blood Must Have Blood (1)
star
7.89
4834 votes

#12 - Blood Must Have Blood (1)

Season 2 - Episode 15 - Aired 3/4/2015

Clarke and Lexa prepare for battle, while Raven and Wick experience a major setback. Meanwhile, Octavia and Lincoln are each forced to make a difficult decision. At Mount Weather, Jasper and Maya witness a horrible act, Bellamy follows through on a promise and Cage goes public with powerful information.

Directors: Omar Madha
Watch Now:Amazon
Bodyguard of Lies
star
7.89
4711 votes

#13 - Bodyguard of Lies

Season 2 - Episode 14 - Aired 2/25/2015

While preparing for battle, Clarke and Lexa have a heated discussion. Desperate for help, Raven has Wick summoned to the engineering room. Jaha and Murphy encounter a perilous roadblock. Meanwhile, at Mount Weather, Bellamy is in a race against time.

Directors: Uta Briesewitz
Watch Now:Amazon
The Chosen
star
7.88
5443 votes

#14 - The Chosen

Season 4 - Episode 12 - Aired 5/17/2017

Jaha and Kane disagree over how to handle their grim reality. Meanwhile, Clarke leads a group to save a friend.

Directors: Alex Kalymnios
Watch Now:Amazon
Long Into an Abyss
star
7.87
5397 votes

#15 - Long Into an Abyss

Season 2 - Episode 7 - Aired 12/10/2014

As Abby and Jaha each try to establish their authority, Clarke comes up with a plan to stop the Grounders' attack. At Mount Weather, Jasper, Monty, Miller and Harper plan their escape, as Dr. Tsing and Cage conduct deadly experiments.

Directors: Antonio Negret
Watch Now:Amazon
Coup de Grâce
star
7.85
4614 votes

#16 - Coup de Grâce

Season 2 - Episode 11 - Aired 2/4/2015

Bellamy and Lincoln’s attempt to sneak into Mount Weather has brutal consequences. Abby fights to stay in control as Clarke steps up in her new leadership role. Meanwhile, with Monty and Harper still missing, a desperate Jasper confronts President Wallace and demands answers.

Directors: P.J. Pesce
Stealing Fire
star
7.85
5929 votes

#17 - Stealing Fire

Season 3 - Episode 9 - Aired 3/31/2016

Clarke discovers a shocking truth. Octavia is forced to make a decision that could have devastating consequences. Kane and Abby share a moment.

Directors: Uta Briesewitz
Watch Now:Amazon
Resurrection
star
7.85
4547 votes

#18 - Resurrection

Season 2 - Episode 13 - Aired 2/18/2015

Clarke begins to question Lexa’s leadership decisions. Abby struggles to help an injured Kane. Indra continues to push Octavia. Meanwhile, at Mount Weather, Jasper steps up into the role of leader, and Cage throws Maya into a life threatening situation.

Directors: Dean White
Watch Now:Amazon
Inclement Weather
star
7.84
5758 votes

#19 - Inclement Weather

Season 2 - Episode 2 - Aired 10/29/2014

A suspicious Clarke confronts President Dante Wallace and demands answers. Kane interrogates one of The 100, and Abby performs emergency surgery. Meanwhile, Octavia resorts to violence to find Lincoln.

Watch Now:Amazon
Red Sky at Morning
star
7.82
5859 votes

#20 - Red Sky at Morning

Season 3 - Episode 14 - Aired 5/5/2016

Clarke, Bellamy, Octavia, and Jasper hit a tragic roadblock. Raven and Monty make an important discovery.

Directors: P.J. Pesce
Watch Now:Amazon
Nevermore
star
7.82
5748 votes

#21 - Nevermore

Season 3 - Episode 11 - Aired 4/14/2016

Alie forces Raven’s dark side to come out. Jasper’s anger continues to grow. Octavia wrestles with her place in the world. Monty is forced to make a split-second decision.

Directors: Ed Fraiman
Watch Now:Amazon
Pandora's Box
star
7.81
3379 votes

#22 - Pandora's Box

Season 5 - Episode 4 - Aired 5/15/2018

Our Heroes are forced to rely on the help of Shallow Valley's dangerous new inhabitants in order to save some of their own, with surprising results.

Directors: Dean White
Watch Now:Amazon
Join or Die
star
7.81
5836 votes

#23 - Join or Die

Season 3 - Episode 13 - Aired 4/28/2016

Clarke is on a mission that could change everything. Murphy gains insight that might prove useful in ensuring his survival. Kane reaches a breaking point.

Directors: Dean White
Watch Now:Amazon
The Other Side
star
7.80
5528 votes

#24 - The Other Side

Season 4 - Episode 11 - Aired 5/10/2017

Clarke faces the consequences of her fateful choice.

Directors: Henry Ian Cusick
Watch Now:Amazon
Fog of War
star
7.80
5362 votes

#25 - Fog of War

Season 2 - Episode 6 - Aired 12/3/2014

Tensions run high between Clarke and Finn, while Raven discovers that Mount Weather is interfering with their communication systems. Meanwhile, Jasper and Monty discover the truth about what’s going on at Mount Weather and Octavia comes face-to-face with her worst nightmare. Finally, President Dante Wallace is about to be betrayed by those closest to him.

Directors: Steven DePaul
Watch Now:Amazon

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