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The Worst Episodes of Supergirl

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

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Twenty-four-year-old Kara Zor-El, who was taken in by the Danvers family when she was 13 after being sent away from Krypton, must learn to embrace her powers after previously hiding them. The Danvers teach her

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Episode Rankings

  1. #1 Worst Episode
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    Supergirl Season 6 Episode 12 - Blind Spots
    5.6/10(1879 votes)

    S6:E12

    Kelly is horrified when the Ormfell building implodes, injuring many in the community, including Joey. However, her horror quickly turns to frustration when she realizes that the hospital is overwhelmed, people are getting sicker, and no one is coming to help - including Supergirl who is busy fighting Nyxly. Knowing that she can make a difference, Kelly embraces her power and fully steps into her role as Guardian. Joined by Supergirl, Alex, Diggle and team, Guardian leads the way to restoring justice to the fallen community.

    Director:David Ramsey
    Writers:J. Holtham, Azie Tesfai

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  2. Supergirl Season 5 Episode 14 - The Bodyguard
    5.9/10(1559 votes)

    S5:E14

    Lex tasks Supergirl with protecting Andrea from an anti-tech extremist, but his nefarious purpose goes beyond merely keeping Andrea alive. Meanwhile, Lena moves forward with Non Nocere, with Lex’s help.

    Director:Gregory Smith
    Writer:Unknown

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  3. Supergirl Season 5 Episode 15 - Reality Bytes
    6.3/10(1572 votes)

    S5:E15

    Nia’s roommate, Yvette, is attacked by a man targeting Dreamer because he doesn’t like that Dreamer is transgender and wants her to quit being a superhero. Determined to protect her community from additional harm, Dreamer refuses to give into his threats and puts herself in the line of fire to stop him. Supergirl stands by Dreamer and enlists additional help from Brainy. Meanwhile, Alex, J’onn and Kelly attempt to rescue a man stuck inside a virtual reality escape room.

    Director:Armen V. Kevorkian
    Writers:Dana Horgan, Jay Faerber

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  4. Supergirl Season 6 Episode 10 - Still I Rise
    6.3/10(892 votes)

    S6:E10

    Supergirl intervenes when a building in the Heights that was set aside for low income housing is suddenly at risk to be sold to a major corporation. Supergirl recruits Orlando to help her win over the city, but things go awry when Nyxly shows up. Meanwhile, Nia trains with her mother.

    Director:Jesse Warn
    Writer:Unknown

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  5. Supergirl Season 6 Episode 16 - Nightmare in National City
    6.3/10(936 votes)

    S6:E16

    Kara lands her dream story for Catco but when the city is suddenly attacked by a nightmare monster at the same time as her interview, she is forced to take a serious look at her life and decide if she can continue to live as both Kara and Supergirl. As Dreamer takes the lead on the search for the Dream Totem, which can vanquish they nightmare monster in National City, she realizes she needs to ask her sister Maeve for help.

    Director:Eric Dean Seaton
    Writers:Rob Wright, Jess Kardos

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  6. Supergirl Season 3 Episode 21 - Not Kansas
    6.4/10(1810 votes)

    S3:E21

    Kara makes a major life decision. Meanwhile, J'onn finds out that special DEO-caliber guns have hit the streets of National City.

    Director:Dermott Downs
    Writers:Anna Musky-Goldwyn, Gabriel Llanas

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  7. Supergirl Season 6 Episode 18 - Truth or Consequences
    6.4/10(1077 votes)

    S6:E18

    Supergirl is determined to keep everyone safe from Lex and Nyxly so she doubles down on patrol, especially as Alex and Kelly's bachelorette party is coming up. Alex is torn between duty and finally allowing herself the time to enjoy her new family. Brainy receives heartbreaking news, and William clashes with Andrea over her recent coverage of Lex.

    Director:David McWhirter
    Writer:Unknown

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  8. Supergirl Season 6 Episode 19 - The Last Gauntlet
    6.4/10(914 votes)

    S6:E19

    Supergirl and the super friends take drastic action after a loved one is kidnapped by Nyxly and Lex. An unlikely ally steps in to help the team.

    Director:Glen Winter
    Writer:Unknown

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  9. Supergirl Season 6 Episode 20 - Kara
    6.4/10(1436 votes)

    S6:E20

    Supergirl is joined by familiar faces from the past to help her stop Lex and Nyxly for good. Meanwhile, Alex and Kelly prepare to walk down the aisle.

    Director:Jesse Warn
    Writer:Unknown

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  10. Supergirl Season 5 Episode 2 - Stranger Beside Me
    6.6/10(1530 votes)

    S5:E2

    Supergirl, Alex, and Brainiac thwart an alien attack while William investigates Kara. J'onn J'onzz and Kelly use Obsidian tech to solve a problem.

    Director:David McWhirter
    Writers:Katie Rose Rogers, Dana Horgan

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  11. Supergirl Season 5 Episode 12 - Back from the Future (2)
    6.6/10(1438 votes)

    S5:E12

    Supergirl helps Winn face his greatest fear. After Alex sets out to find evidence against Lex, Brainy must decide between helping his friend or continuing to secretly work for Lex.

    Director:Alexis Ostrander
    Writers:Rob Wright, J. Holtham

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  12. Supergirl Season 6 Episode 2 - A Few Good Women
    6.6/10(1199 votes)

    S6:E2

    As the stakes with Lex are raised higher than ever before, Lena must decide how far she is willing to go to stop her brother. Meanwhile, Supergirl and the team are faced with a challenge unlike anything they've ever dealt with before and it brings Alex to her breaking point.

    Director:Jesse Warn
    Writers:Derek Simon, Elle Lipson

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  13. Supergirl Season 6 Episode 9 - Dream Weaver
    6.6/10(931 votes)

    S6:E9

    Kelly meets Joey, a young orphaned alien boy, who is acting out in foster care because he fears there is something wrong with his brother Orlando, who is incarcerated. Kelly asks Kara to help her investigate and they stumble upon abuse at the prison. Meanwhile, Nyxly crashes one of Nia's dreams and asks her for help.

    Director:Shannon Kohli
    Writers:Karen Maser, Emilio Ortega Aldrich

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  14. Supergirl Season 4 Episode 5 - Parasite Lost
    6.7/10(1703 votes)

    S4:E5

    Colonel Haley makes a surprising decision regarding Supergirl. Kara writes a series of articles highlighting aliens in National City in the hopes that humans will stop being so fearful of them. Unfortunately, the article puts some of the aliens in harm’s way.

    Director:David McWhirter
    Writers:Maria Maggenti, Aadrita Mukerji

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  15. Supergirl Season 5 Episode 11 - Back from the Future (1)
    6.7/10(1771 votes)

    S5:E11

    As Supergirl tries to thwart a Toyman copycat, Winn Schott returns from the future.

    Director:David Harewood
    Writers:Katie Rose Rogers, Dana Horgan

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  16. Supergirl Season 6 Episode 7 - Fear Knot
    6.7/10(1011 votes)

    S6:E7

    As the Super Friends brave the Phantom Zone to bring Supergirl home, each member of the team is confronted by visions of their worst fear.

    Director:David Harewood
    Writers:J. Holtham, Elle Lipson

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  17. Supergirl Season 5 Episode 4 - In Plain Sight
    6.8/10(1392 votes)

    S5:E4

    Kara's investigation into William Dey's "criminal" activities results in the shocking revelation he is not who she thinks. Meanwhile, the conflict between Malefic and J'onn J'onzz reaches a boiling point.

    Director:David McWhirter
    Writers:Jess Kardos, Jay Faerber

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  18. Supergirl Season 5 Episode 5 - Dangerous Liaisons
    6.8/10(1356 votes)

    S5:E5

    On the eve of the worldwide launch of Andrea Rojas's VR contact lenses, Kara and William team up on an investigation that exposes a terrorist plot. Kelly and Alex celebrate an anniversary, but Alex's safety is in jeopardy.

    Director:Alysse Leite-Rogers
    Writers:Rob Wright, Daniel Beaty

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  19. Supergirl Season 6 Episode 8 - Welcome Back, Kara
    6.8/10(1018 votes)

    S6:E8

    As Supergirl and Zor-El make their return to National City, they are determined to keep the Phantom Zone behind them and enjoy being superheroes together. Unfortunately, their overzealous efforts backfire, creating a whole new threat to National City.

    Director:Armen V. Kevorkian
    Writers:Dana Horgan, Jay Faerber

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  20. Supergirl Season 6 Episode 15 - Hope for Tomorrow
    6.8/10(910 votes)

    S6:E15

    Supergirl continues to fight Nyxly for the remaining totems but after Nyxly kidnaps William, Supergirl realizes she needs to take a more proactive stance to keep National City safe. Meanwhile, Alex faces the biggest challenge of her life.

    Director:Tawnia McKiernan
    Writer:Unknown

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  21. Supergirl Season 3 Episode 19 - The Fanatical
    6.9/10(1597 votes)

    S3:E19

    When Tanya, a disciple of Coville's, escapes from what's left of his cult, she gives Kara and James a journal that could hold the key to saving Sam. Someone learns Guardian's identity and threatens to expose James if he doesn't do what they ask. James contemplates what it means to be a black vigilante without a mask in America.

    Director:Mairzee Almas
    Writers:Paula Yoo, Eric Carrasco

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  22. Supergirl Season 4 Episode 4 - Ahimsa
    6.9/10(1621 votes)

    S4:E4

    When Supergirl needs help, Alex asks Lena and Brainiac to team up. Meanwhile, J’onn questions his decision to quit the DEO. However, after running into Manchester Black, he realizes there are a lot of ways to help his fellow aliens during this tumultuous time.

    Director:Armen V. Kevorkian
    Writer:Unknown

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  23. Supergirl Season 4 Episode 11 - Blood Memory
    6.9/10(1494 votes)

    S4:E11

    Kara joins Nia on a trip to Nia's hometown to visit her family during the town's annual Harvest Festival. While home, Nia's mother encourages her daughter to embrace her destiny. Meanwhile, Alex deals with a street drug that is turning people violent and giving them temporary superpowers.

    Director:Shannon Kohli
    Writer:Jessica Queller

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  24. Supergirl Season 5 Episode 16 - Alex in Wonderland
    6.9/10(1279 votes)

    S5:E16

    Alex uses a pair of Obsidian contact lenses to visit a virtual National City where she takes on a whole new persona. Meanwhile, Kelly helps William investigate Lex. Kara deals with difficult news.

    Director:Tawnia McKiernan
    Writer:Unknown

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  25. Supergirl Season 6 Episode 11 - Mxy in the Middle
    6.9/10(943 votes)

    S6:E11

    Supergirl and team must stop Nyxly from vanquishing a familiar face from Supergirl's past - Mr. Mxyzptlk. Mxy returns and explains Nyxly's dark history to the super team in the best way he knows how - in song form. Meanwhile, Lena visits her mother's birthplace in Newfoundland, eager to dig into her past but is shocked by the small town's icy reception towards her.

    Director:Glen Winter
    Writer:Unknown

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Worst Episodes Summary

"Blind Spots" is the worst rated episode of "Supergirl". It scored 5.6/10 based on 1879 votes. Directed by David Ramsey and written by J. Holtham, Azie Tesfai, it aired on 9/21/2021. This episode scored 0.3 points lower than the second lowest rated, "The Bodyguard".