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The Worst Episodes of The Flash

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

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After being struck by lightning, CSI investigator Barry Allen awakens from a nine-month coma to discover he has been granted the gift of super speed. Teaming up with S.T.A.R. Labs, Barry takes on

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Episode Rankings

  1. #1 Worst Episode
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    The Flash Season 6 Episode 11 - Love Is a Battlefield
    4.9/10(11 votes)

    #1 - Love Is a Battlefield

    S6:E11

    Barry and Iris plan a romantic dinner for Valentine's Day but their evening is interrupted by an old foe - Amunet; Frost gets into the holiday spirit and attempts to help Allegra reconnect with an old love.

    Director:Sudz Sutherland
    Writers:Jeff Hersh, Kelly Wheeler

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  2. The Flash Season 4 Episode 16 - Run, Iris, Run
    5.6/10(29 votes)

    #2 - Run, Iris, Run

    S4:E16

    Team Flash confront a new bus meta, Matthew aka Melting Pot. He has the ability to swap people’s DNA, so during a battle with Team Flash, he transfers Barry’s super speed to Iris. Now, with a new threat unleashed on Central City, Barry must act as the team leader while Iris takes on the mantle of superhero speedster in order to defeat their new foe.

    Director:Harry Jierjian
    Writer:Eric Wallace

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  3. The Flash Season 7 Episode 9 - Timeless
    5.6/10(11 votes)

    #3 - Timeless

    S7:E9

    After a devastating betrayal, Barry turns to Timeless Wells for help. Meanwhile, Iris leads Team Citizen down a dangerous road in search of answers, and Cisco confides his biggest fear to Kamilla.

    Director:Menhaj Huda
    Writers:Joshua V. Gilbert, Kristen Kim

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  4. The Flash Season 7 Episode 11 - Family Matters (2)
    5.6/10(11 votes)

    #4 - Family Matters (2)

    S7:E11

    Barry and Iris come together to try and stop a dangerous force from destroying Central City.

    Director:Chad Lowe
    Writer:Unknown

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  5. The Flash Season 7 Episode 14 - Rayo De Luz
    5.6/10(7 votes)

    #5 - Rayo De Luz

    S7:E14

    When Ultraviolet returns to Central City, Allegra is determined to find her cousin and change her heart. Meanwhile, Joe finds evidence that Kristen Kramer may not be the good cop she appears to be.

    Director:Danielle Panabaker
    Writer:Unknown

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  6. The Flash Season 8 Episode 6 - Impulsive Excessive Disorder
    5.6/10(7 votes)

    #6 - Impulsive Excessive Disorder

    S8:E6

    After returning home from a visit for their parent's vow renewal, Bart and Nora quickly realize that things are not exactly as they left them. The duo race to repair any fissures in the timeline and restore everything back to the way it is supposed to be.

    Director:David McWhirter
    Writer:Thomas Pound

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  7. The Flash Season 4 Episode 5 - Girls Night Out
    5.8/10(32 votes)

    #7 - Girls Night Out

    S4:E5

    Having received an ominous threat from her old boss, Amunet, Caitlin fears that her past time as Killer Frost may be back to haunt her. Felicity comes to Central City to help the girls celebrate Iris's bachelorette party, while Cisco, Joe and the guys take Barry out for a night on the town.

    Director:Laura Belsey
    Writers:Lauren Certo, Kristen Kim

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  8. The Flash Season 6 Episode 19 - Success Is Assured
    5.8/10(8 votes)

    #8 - Success Is Assured

    S6:E19

    Barry considers a risky plan to save Iris from the Mirrorverse. Ralph attempts to stop Sue from making a grave mistake that could destroy her life.

    Director:Phil Chipera
    Writers:Kelly Wheeler, Lauren Barnett

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  9. The Flash Season 7 Episode 10 - Family Matters (1)
    5.8/10(10 votes)

    #9 - Family Matters (1)

    S7:E10

    Iris is pushed to the limit as she seeks to uncover the mysterious truth about Psych; Barry initiates a new training system, that could potentially backfire, with devastating consequences; Joe and Cisco make life-altering decisions.

    Director:Phil Chipera
    Writers:Lauren Barnett, Emily Palizzi

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  10. The Flash Season 7 Episode 13 - Masquerade
    5.8/10(10 votes)

    #10 - Masquerade

    S7:E13

    Cecile is forced to confront her past in order to break free from a psychic prison. Meanwhile, Chester takes over for Cisco but makes a mistake that puts Barry in serious danger. Joe investigates Kristen Kramer's old military ties and discovers an unsettling truth.

    Director:Rachel Talalay
    Writers:Sam Chalsen, Christina M. Walker

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  11. The Flash Season 6 Episode 16 - So Long and Goodnight
    6.0/10(8 votes)

    #11 - So Long and Goodnight

    S6:E16

    After Black Hole hires Rag Doll to kill Joe, Singh suggests he go into Witness Protection but Joe refuses to stop investigating Carver. While investigating Carver with Cisco, Ralph runs into Sue. Iris becomes suspicious of Eva.

    Director:Alexandra La Roche
    Writers:Thomas Pound, Kristen Kim

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  12. The Flash Season 8 Episode 20 - Negative (2)
    6.1/10(10 votes)

    #12 - Negative (2)

    S8:E20

    With The Flash still reeling from everything that just happened, the rest of the team rallies to support him when he needs it the most.

    Director:Marcus Stokes
    Writer:Eric Wallace

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  13. The Flash Season 6 Episode 5 - Kiss Kiss Breach Breach
    6.2/10(13 votes)

    #13 - Kiss Kiss Breach Breach

    S6:E5

    Cisco's faith in his ability to fill Barry's shoes as Team Leader is upended when he learns of a shocking murder. Meanwhile, Killer Frost trusts no one except herself to hunt down the dangerous Ramsey Rosso.

    Director:Menhaj Huda
    Writers:Joshua V. Gilbert, Kelly Wheeler

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  14. The Flash Season 7 Episode 12 - Good-Bye Vibrations
    6.2/10(9 votes)

    #14 - Good-Bye Vibrations

    S7:E12

    Cisco and Kamilla tell the team they are leaving Central City. However, Barry, Iris and Caitlin don't have much time to digest the news because a new version of Rainbow Raider strikes and OG Team Flash must join together one final time to save the city.

    Director:Phil Chipera
    Writers:Jeff Hersh, Kelly Wheeler

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  15. The Flash Season 8 Episode 9 - Phantoms
    6.2/10(6 votes)

    #15 - Phantoms

    S8:E9

    Barry and Team Flash get closer to figuring out the Fire Meta but no closer to finding him meanwhile Iris, needing a distraction, follows a story to Coast City.

    Director:Stefan Pleszczynski
    Writer:Jeff Hersh

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  16. The Flash Season 8 Episode 14 - Funeral for a Friend
    6.2/10(6 votes)

    #16 - Funeral for a Friend

    S8:E14

    Team Flash uses the distraction of a bank robbing Meta to detract from the grief of losing someone they love.

    Director:Vanessa Parise
    Writer:Unknown

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  17. The Flash Season 8 Episode 17 - Keep It Dark
    6.2/10(6 votes)

    #17 - Keep It Dark

    S8:E17

    The Flash goes off the grid to look for answers about a new Meta in town. Meanwhile, Allegra pulls out all of the stops at CC Citizen Media, to protect a source and a friend.

    Director:Danielle Panabaker
    Writers:Kristen Kim, Emily Palizzi

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  18. The Flash Season 5 Episode 10 - The Flash & The Furious
    6.3/10(21 votes)

    #18 - The Flash & The Furious

    S5:E10

    While Nora grapples with the revelation that Thawne killed her grandmother, Team Flash must stop the formidable team-up of a newly sprung from jail Weather Witch and Silver Ghost, a new meta-tech villain who can control engines and motorized technology. Meanwhile, Caitlin and Cisco discuss creating a meta-human cure.

    Director:David McWhirter
    Writers:Sterling Gates, Kelly Wheeler

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  19. The Flash Season 5 Episode 11 - Seeing Red
    6.3/10(20 votes)

    #19 - Seeing Red

    S5:E11

    During a battle with Cicada, Nora is severely injured. Due to Cicada's dampening powers, Nora's speed healing isn't working, leaving Barry and Iris scared for their daughter's future. Upset about his injured child, The Flash is filled with rage and confronts Cicada in a brutal battle. Meanwhile, Killer Frost keeps interfering with Caitlin's work on the cure.

    Director:Marcus Stokes
    Writers:Thomas Pound, Judalina Neira

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  20. The Flash Season 7 Episode 16 - P.O.W.
    6.3/10(7 votes)

    #20 - P.O.W.

    S7:E16

    John Diggle arrives in Central City with a weapon to help Barry stop the Godspeed War. Meanwhile, Allegra and Ultraviolet's new bond is put to the ultimate test, while Joe and Kristen Kramer are hunted by a former colleague of hers.

    Director:Marcus Stokes
    Writers:Kristen Kim, Dan Fisk

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  21. The Flash Season 8 Episode 12 - Death Rises
    6.3/10(6 votes)

    #21 - Death Rises

    S8:E12

    With a new Meta terrorizing the city, Joe lends a hand to the local authorities, meanwhile Barry gets an assist from Cecille who helps to track the mass murderer.

    Director:Phil Chipera
    Writer:Unknown

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  22. The Flash Season 8 Episode 15 - Into the Still Force
    6.3/10(6 votes)

    #22 - Into the Still Force

    S8:E15

    The Flash gets an assist from XS. Meanwhile, CCPD enlists Chester for help when a mysterious device is found at a crime scene.

    Director:Eric Wallace
    Writers:Lauren Barnett, Christina M. Walker

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  23. The Flash Season 5 Episode 5 - All Doll'd Up
    6.4/10(27 votes)

    #23 - All Doll'd Up

    S5:E5

    Nora lets something slip about the future that devastates Iris. In an attempt to distract his wife, Barry asks Iris to team up to stop a new meta, Rag Doll. Meanwhile, Caitlin learns something about her father.

    Director:Phil Chipera
    Writers:Thomas Pound, Sterling Gates

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  24. The Flash Season 6 Episode 1 - Into The Void
    6.4/10(23 votes)

    #24 - Into The Void

    S6:E1

    While Barry and Iris deal with the heartbreaking loss of their daughter, Nora, the team faces their greatest threat yet — one that threatens to destroy all of Central City. Meanwhile, Killer Frost has a brush with death that results in an unexpected new dynamic that will change her relationship with Caitlin forever.

    Director:Gregory Smith
    Writers:Eric Wallace, Kelly Wheeler

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  25. The Flash Season 6 Episode 17 - Liberation
    6.4/10(10 votes)

    #25 - Liberation

    S6:E17

    After recent events, Barry takes a closer look at his life with Iris. Eva makes a bold move.

    Director:Jeffrey W. Byrd
    Writers:Jonathan Butler, Gabriel Garza

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Worst Episodes Summary

"Love Is a Battlefield" is the worst rated episode of "The Flash". It scored 4.9/10 based on 11 votes. Directed by Sudz Sutherland and written by Jeff Hersh, Kelly Wheeler, it aired on 2/11/2020. This episode scored 0.7 points lower than the second lowest rated, "Run, Iris, Run".