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The Worst Episodes of The 100

Every episode of The 100 ranked from worst to best. Explore the Worst Episodes of The 100!

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100 years in the future, when the Earth has been abandoned due to radioactivity, the last surviving humans live on an ark orbiting the planet — but the ark won't last forever. So the repressive

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Episode Rankings

  1. #1 Worst Episode
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    The 100 Season 3 Episode 1 - Wanheda (1)
    6.5/10(6116 votes)

    #1 - Wanheda (1)

    S3:E1

    Three months have passed since the tragedy at Mount Weather and our heroes learn that a bounty has been put on Clarke’s head. Unbeknownst to Clarke, a team led by Bellamy and Kane journeys deep into Grounder territory to save her. Meanwhile, Murphy finds his way to the mansion and discovers a very different Jaha on a very different mission.

    Director:Dean White
    Writer:Jason Rothenberg

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  2. The 100 Season 1 Episode 2 - Earth Skills
    6.6/10(6271 votes)

    #2 - Earth Skills

    S1:E2

    Discovering that Jasper may still be alive, Clarke, Bellamy, Finn, Wells and Murphy head out to find him. On the Ark, Abby is determined to prove Earth is habitable, and enlists a mechanic to craft an escape pod.

    Director:Dean White
    Writer:Jason Rothenberg

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  3. The 100 Season 7 Episode 13 - Blood Giant
    6.6/10(5597 votes)

    #3 - Blood Giant

    S7:E13

    The red sun derails Clarke's plans.

    Director:Michael Cliett
    Writer:Unknown

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  4. The 100 Season 1 Episode 1 - Pilot
    6.7/10(7776 votes)

    #4 - Pilot

    S1:E1

    97 years after a nuclear war, human kind is living in space. 100 juvenile delinquents are sent down to Earth to see if the planet is habitable.

    Director:Bharat Nalluri
    Writer:Jason Rothenberg

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  5. The 100 Season 7 Episode 11 - Etherea
    7.0/10(2498 votes)

    #5 - Etherea

    S7:E11

    Where in the universe is Bellamy Blake?

    Director:Aprill Winney
    Writer:Jeff Vlaming

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  6. The 100 Season 1 Episode 3 - Earth Kills
    7.1/10(5938 votes)

    #6 - Earth Kills

    S1:E3

    As a dangerous, acidic fog approaches, Clarke, Finn and Wells set out in search of a seaweed-like plant to make an antibiotic poultice for Jasper's wounds, while a vulnerable young girl follows when Bellamy takes a group out hunting for food.

    Director:Dean White
    Writers:Sarah Fain, Elizabeth Craft

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  7. The 100 Season 3 Episode 2 - Wanheda (2)
    7.1/10(5660 votes)

    #7 - Wanheda (2)

    S3:E2

    Bellamy and Kane risk life and limb to rescue Clarke. In an attempt to avoid worrying about her daughter, Abby focuses on whether to open Mount Weather as a medical facility. Meanwhile, Murphy plots to betray his former Chancellor.

    Director:Mairzee Almas
    Writers:Wade McIntyre, Aaron Ginsburg

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  8. The 100 Season 3 Episode 9 - Stealing Fire
    7.1/10(9175 votes)

    #8 - Stealing Fire

    S3:E9

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

    Director:Uta Briesewitz
    Writer:Heidi Cole McAdams

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  9. The 100 Season 5 Episode 6 - Exit Wounds
    7.1/10(2818 votes)

    #9 - Exit Wounds

    S5:E6

    Kane's attempt to prove himself useful tests Wonkru's allegiance to Octavia. Madi faces an unexpected threat inside Wonkru, forcing Clarke to make an unlikely ally.

    Director:Michael C. Blundell
    Writer:Drew Lindo

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  10. The 100 Season 3 Episode 16 - Perverse Instantiation (2)
    7.2/10(6651 votes)

    #10 - Perverse Instantiation (2)

    S3:E16

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

    Director:Dean White
    Writer:Jason Rothenberg

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  11. The 100 Season 4 Episode 1 - Echoes
    7.2/10(4528 votes)

    #11 - Echoes

    S4:E1

    Clarke and her friends struggle with how to proceed after the fate of the world is revealed.

    Director:Dean White
    Writer:Jason Rothenberg

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  12. The 100 Season 7 Episode 4 - Hesperides
    7.2/10(2525 votes)

    #12 - Hesperides

    S7:E4

    Mysterious outsiders arrive with news of Clarke's missing people.

    Director:Diana Valentine
    Writer:Sean Crouch

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  13. The 100 Season 7 Episode 14 - A Sort of Homecoming
    7.2/10(3102 votes)

    #13 - A Sort of Homecoming

    S7:E14

    Clarke and her friends reckon with all that has happened only to find an unexpected threat looming.

    Director:Jessica Harmon
    Writer:Sean Crouch

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  14. The 100 Season 1 Episode 4 - Murphy's Law
    7.3/10(5685 votes)

    #14 - Murphy's Law

    S1:E4

    Bellamy, Clarke and Finn try to protect Charlotte when everyone learns she killed Wells. On the Ark, Abby risks getting floated in order to give Raven the chance to launch the escape pod.

    Director:P.J. Pesce
    Writers:T.J. Brady, Rasheed Newson

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  15. The 100 Season 1 Episode 5 - Twilight's Last Gleaming
    7.3/10(5567 votes)

    #15 - Twilight's Last Gleaming

    S1:E5

    A plan to contact the Ark is put in motion after Raven crash lands on Earth. Meanwhile, Abby exposes Kane's plan to reduce the population of the Ark.

    Director:Milan Cheylov
    Writer:Bruce Miller

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  16. The 100 Season 1 Episode 8 - Day Trip
    7.3/10(5301 votes)

    #16 - Day Trip

    S1:E8

    Shumway secretly orders one of the 100 to kill Bellamy. Meanwhile, hallucinogenic nuts provide Octavia with an opportunity to help the Grounder escape the camp, and Bellamy and Clarke investigate a nearby underground depot, where they find military weapons.

    Director:Matt Barber
    Writer:Unknown

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  17. The 100 Season 1 Episode 10 - I Am Become Death
    7.3/10(5169 votes)

    #17 - I Am Become Death

    S1:E10

    Murphy returns to the camp carrying a horrific virus created by the Grounders to weaken the camp. After learning the Grounders plan to attack the next day, Bellamy, Finn and Raven come up with a plan to delay them.

    Director:Omar Madha
    Writers:T.J. Brady, Rasheed Newson

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  18. The 100 Season 1 Episode 11 - The Calm
    7.3/10(5026 votes)

    #18 - The Calm

    S1:E11

    Clarke and Finn are captured by Anya, who forces them to save the life of a victim of the explosion. Meanwhile, Raven deals with her split from Finn, and Kane fights to save the Ark and it's survivors.

    Director:Mairzee Almas
    Writer:Bruce Miller

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  19. The 100 Season 3 Episode 7 - Thirteen
    7.3/10(13280 votes)

    #19 - Thirteen

    S3:E7

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

    Director:Dean White
    Writer:Javier Grillo-Marxuach

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  20. The 100 Season 3 Episode 8 - Terms and Conditions
    7.3/10(9758 votes)

    #20 - Terms and Conditions

    S3:E8

    Kane is searching for a peaceful way to handle things but soon realizes he may be forced to resort to drastic measures. Meanwhile, Pike suspects that there may be a leak within the walls of Arkadia. Lastly, Raven has a plan and reaches out to Jasper for help.

    Director:John F. Showalter
    Writer:Charles Grant Craig

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  21. The 100 Season 5 Episode 10 - The Warriors Will
    7.3/10(2656 votes)

    #21 - The Warriors Will

    S5:E10

    Monty strives to show Wonkru an alternative to war, and to the valley itself. Meanwhile, Abby’s health continues to deteriorate, along with McCreary’s patience.

    Director:Henry Ian Cusick
    Writers:Shawna Benson, Julie Benson

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  22. The 100 Season 7 Episode 6 - Nakara
    7.3/10(2410 votes)

    #22 - Nakara

    S7:E6

    Clarke and her friends find themselves on a planet that is not what it seems.

    Director:P.J. Pesce
    Writer:Erica Meredith

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  23. The 100 Season 1 Episode 7 - Contents Under Pressure
    7.4/10(5299 votes)

    #23 - Contents Under Pressure

    S1:E7

    While Bellamy tortures the Grounder, Raven and Clarke make contact with the Ark and ask Abby to help them save Finn. On the Ark, Kane deals with his guilt, and Jaha surprises the council with a shocking revelation.

    Director:John F. Showalter
    Writers:Akela Cooper, Kira Snyder

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  24. The 100 Season 3 Episode 10 - Fallen
    7.4/10(8730 votes)

    #24 - Fallen

    S3:E10

    Jaha employs a terrifying new method to convince Abby to join his cause, Kane is on a mission, and Bellamy is hit with a hard truth. Meanwhile, Monty finds himself in a precarious situation, and Jasper rushes to save one of his own.

    Director:Matt Barber
    Writers:Charmaine DeGraté, Javier Grillo-Marxuach

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  25. The 100 Season 3 Episode 12 - Demons
    7.4/10(7493 votes)

    #25 - Demons

    S3:E12

    Jaha returns to Polis, and Murphy has a surprise encounter. Meanwhile, Octavia uncovers a clue.

    Director:P.J. Pesce
    Writer:Justine Juel Gillmer

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Worst Episodes Summary

"Wanheda (1)" is the worst rated episode of "The 100". It scored 6.5/10 based on 6116 votes. Directed by Dean White and written by Jason Rothenberg, it aired on 1/21/2016. This episode scored 0.1 points lower than the second lowest rated, "Earth Skills".