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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!

Binge this in 2d 21h•Peaking at 9.5/10

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 7 Episode 13 - Blood Giant
    4.7/10(5670 votes)

    S7:E13

    The red sun derails Clarke's plans.

    Director:Michael Cliett
    Writer:Unknown

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  2. The 100 Season 7 Episode 14 - A Sort of Homecoming
    6.1/10(3148 votes)

    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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  3. The 100 Season 7 Episode 15 - The Dying of the Light
    6.4/10(2829 votes)

    S7:E15

    Clarke and Octavia mount a desperate rescue mission as the Disciples close in on what they want.

    Director:Ian Samoil
    Writer:Kim Shumway

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  4. The 100 Season 7 Episode 16 - The Last War
    6.7/10(4753 votes)

    S7:E16

    After all the fighting and loss, Clarke and her friends have reached the final battle. But is humanity worthy of something greater?

    Director:Jason Rothenberg
    Writer:Jason Rothenberg

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  5. The 100 Season 3 Episode 7 - Thirteen
    7.0/10(13352 votes)

    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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  6. The 100 Season 3 Episode 8 - Terms and Conditions
    7.0/10(9821 votes)

    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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  7. The 100 Season 3 Episode 9 - Stealing Fire
    7.1/10(9246 votes)

    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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  8. The 100 Season 3 Episode 10 - Fallen
    7.2/10(8793 votes)

    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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  9. The 100 Season 3 Episode 12 - Demons
    7.2/10(7556 votes)

    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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  10. The 100 Season 1 Episode 1 - Pilot
    7.3/10(7924 votes)

    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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  11. The 100 Season 1 Episode 2 - Earth Skills
    7.3/10(6368 votes)

    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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  12. The 100 Season 7 Episode 3 - False Gods
    7.3/10(2612 votes)

    S7:E3

    Raven faces an unexpected threat. Clarke must keep the peace among opposing factions in Sanctum.

    Director:Tim Scanlan
    Writer:Kim Shumway

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  13. The 100 Season 7 Episode 7 - The Queen's Gambit
    7.4/10(2444 votes)

    S7:E7

    Emori tries to heal Sanctum's old familial wounds while Echo, Octavia and Diyoza struggle with new ones.

    Director:Lindsey Morgan
    Writer:Miranda Kwok

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  14. The 100 Season 3 Episode 14 - Red Sky at Morning
    7.5/10(6875 votes)

    S3:E14

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

    Director:P.J. Pesce
    Writers:Lauren Muir, Kira Snyder

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  15. The 100 Season 7 Episode 1 - From the Ashes
    7.5/10(3196 votes)

    S7:E1

    Clarke and her friends attempt to rebuild Sanctum as a new threat rises in the woods.

    Director:Ed Fraiman
    Writer:Jason Rothenberg

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  16. The 100 Season 7 Episode 6 - Nakara
    7.5/10(2453 votes)

    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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  17. The 100 Season 7 Episode 11 - Etherea
    7.5/10(2537 votes)

    S7:E11

    Where in the universe is Bellamy Blake?

    Director:Aprill Winney
    Writer:Jeff Vlaming

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  18. The 100 Season 7 Episode 12 - The Stranger
    7.5/10(2316 votes)

    S7:E12

    It's a new day in Sanctum. Clarke, Octavia, Raven and Echo struggle with a new foe.

    Director:Amanda Row
    Writer:Blythe Ann Johnson

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  19. The 100 Season 3 Episode 11 - Nevermore
    7.6/10(9250 votes)

    S3:E11

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

    Director:Ed Fraiman
    Writer:Kim Shumway

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  20. The 100 Season 3 Episode 13 - Join or Die
    7.6/10(7230 votes)

    S3:E13

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

    Director:Dean White
    Writers:Julie Benson, Shawna Benson

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  21. The 100 Season 4 Episode 1 - Echoes
    7.6/10(4593 votes)

    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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  22. The 100 Season 4 Episode 2 - Heavy Lies the Crown
    7.6/10(3859 votes)

    S4:E2

    The burden of leading weighs heavily upon Clarke and Bellamy when different challenges force them to determine who will live and die.

    Director:Ed Fraiman
    Writer:Justine Juel Gillmer

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  23. The 100 Season 7 Episode 9 - The Flock
    7.6/10(2395 votes)

    S7:E9

    Murphy and Indra must defuse a tense situation. Old friends make new allegiances.

    Director:Amyn Kaderali
    Writer:Alyssa Clark

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  24. The 100 Season 1 Episode 3 - Earth Kills
    7.7/10(6031 votes)

    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:Elizabeth Craft, Sarah Fain

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  25. The 100 Season 1 Episode 4 - Murphy's Law
    7.7/10(5781 votes)

    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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Worst Episodes Summary

"Blood Giant" is the worst rated episode of "The 100". It scored 4.7/10 based on 5670 votes. Directed by Michael Cliett and written by Unknown, it aired on 9/9/2020. This episode scored 1.4 points lower than the second lowest rated, "A Sort of Homecoming".