The WORST Episodes of The Flash (2014)
Every episode ever - ranked by fan votes!
Last Updated: Feb 21, 2021
Network: The CW
After being struck by lightning, Barry Allen wakes up from his coma to discover he's been given the power of super speed, becoming the Flash, fighting crime in Central City.
#1 - Duet (2)
Season 3 - Episode 17 - Aired Mar 21, 2017
Mon-El and Hank Henshaw arrive carrying a comatose Supergirl, who was attacked by the Music Meister; when the Music Meister attacks Barry, both he and Supergirl wake up in an alternate reality that they have to sing and dance their way out of.
#2 - Love Is A Battlefield
Season 6 - Episode 11 - Aired Feb 11, 2020
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.
#3 - Liberation
Season 6 - Episode 17 - Aired Apr 28, 2020
After recent events, Barry takes a closer look at his life with Iris. Eva makes a bold move.
#4 - So Long and Goodnight
Season 6 - Episode 16 - Aired Apr 21, 2020
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.
#5 - Girls Night Out
Season 4 - Episode 5 - Aired Nov 7, 2017
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.
#6 - Success is Assured
Season 6 - Episode 19 - Aired May 12, 2020
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.
#7 - Pay the Piper
Season 6 - Episode 18 - Aired May 5, 2020
When Godspeed returns, Barry turns to Hartley Rathaway for help. However, things get tense quickly after Barry realizes one of the changes from Crisis is that The Flash and Pied Piper are now enemies. Meanwhile, Iris tries to escape the Mirrorverse.
#8 - A Girl Named Sue
Season 6 - Episode 12 - Aired Feb 18, 2020
After months of searching for Sue Dearbon, Ralph gets a lead on her whereabouts. Sue refuses to return home to her family, and instead takes Ralph on a daring adventure. Iris faces a new challenge. Barry considers a potentially dangerous request.
#9 - Marathon
Season 6 - Episode 10 - Aired Feb 4, 2020
After “The Citizen” prints an explosive story, Iris’ life is threatened. Refusing to hide from those that are attacking her, Iris sets out to expose a dangerous organization. Barry must face the consequences of the Crisis and fulfill Oliver Queen’s wish for him.
#10 - Snow Pack
Season 5 - Episode 19 - Aired Apr 23, 2019
When Icicle returns to enact the next phase of his devious plan, Caitlin and her mother, Dr. Carla Tannhauser, must resolve their long-combative relationship to defeat the icy monster. After Barry makes a big decision about their family without consulting her, Iris decides to take matters into her own hands.
#11 - The Flash & the Furious
Season 5 - Episode 10 - Aired Jan 15, 2019
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.
#12 - Gone Rogue
Season 5 - Episode 20 - Aired Apr 30, 2019
Barry continues to struggle with how he feels about Nora’s betrayal. Brie Larvan, Joss Jackam and Peter Merkel return to Central City. Meanwhile, Cisco makes a bold decision.
#13 - License to Elongate
Season 6 - Episode 6 - Aired Nov 19, 2019
Barry turns his attention to prepping Elongated Man for life after Crisis and without The Flash, but Ralph ultimately teaches Barry a lesson. Cecile faces her own moment of self-discovery while helping a recuperated Chester P. Runk reclaim his identity.
#14 - Grodd Friended Me
Season 6 - Episode 13 - Aired Feb 25, 2020
Feeling overwhelmed with all the changes since Crisis, Barry conducts an experiment that goes awry and puts him directly in Gorilla Grodd’s path. Expecting the worst, Barry is surprised when Grodd asks for his help. Iris works with Eva to escape the Mirrorverse.
#15 - Harry and the Harrisons
Season 4 - Episode 21 - Aired May 8, 2018
With DeVoe’s Enlightenment device nearly complete, in order to disable it The Flash and his team must put their faith in an unlikely ally – Amunet Black. Meanwhile, Harry hits an all-time low when the “Council of Wells” kicks him out but then Cisco introduces him to the “Council of Harrisons.”
#16 - There Will Be Blood
Season 6 - Episode 4 - Aired Oct 29, 2019
Barry’s efforts to prepare Cisco for Crisis are derailed when Cisco schemes to save Barry’s life instead. Meanwhile, Ramsey Rosso uses his deadly new abilities to save his own life, while sacrificing his humanity in the process.
#17 - Seeing Red
Season 5 - Episode 11 - Aired Jan 22, 2019
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.
#18 - King Shark vs. Gorilla Grodd
Season 5 - Episode 15 - Aired Mar 5, 2019
When Gorilla Grodd attacks Central City, Barry and Team Flash find themselves teaming up with an unexpected ally to defeat - King Shark. However, when they hit a snag, they bring in Dr. Tanya Lamden to try to reach the man behind the shark, Shay Lamden.
#19 - The Last Temptation of Barry Allen, Pt. 1
Season 6 - Episode 7 - Aired Nov 26, 2019
As Barry stands on the threshold of his impending death in Crisis, his convictions are tested when the monstrous Dr. Ramsey Rosso infects The Flash with a mysterious, hallucinogenic contagion. Reporter Iris West-Allen uncovers a vast conspiracy.
#20 - The Exorcism of Nash Wells
Season 6 - Episode 15 - Aired Mar 17, 2020
The Flash takes on a dangerous new meta named Sunshine. Cisco sets out to help Nash.
#21 - Goldfaced
Season 5 - Episode 13 - Aired Feb 5, 2019
Barry and Ralph must go undercover as criminals in an illegal black market to purchase a device that could help them stop Cicada. Once inside, Barry and Ralph find their morality tested as they slip deeper into the criminal world, eventually having to choose between committing a crime, or losing the means to defeat one of their greatest foes. Meanwhile, Iris investigates a lead on Cicada’s whereabouts and ends up in a dangerous situation.
#22 - Memorabilia
Season 5 - Episode 12 - Aired Jan 29, 2019
When Sherloque wants to use a memory machine on Barry and Nora to help gain access to Grace’s memories, Nora panics, fearing her parents will find out the secrets she’s been keeping from them. Nora secretly decides to use the machine on her own, which ends in disaster after she gets trapped inside Grace’s mind. Barry and Iris go in after their daughter and Iris is brokenhearted by what she finds. Meanwhile, Ralph tricks Cisco into going out for a night out on the town.
#23 - Kiss Kiss Breach Breach
Season 6 - Episode 5 - Aired Nov 5, 2019
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.
#24 - Dead Man Running
Season 6 - Episode 3 - Aired Oct 22, 2019
Knowing that Crisis is only weeks away, Barry prepares a member of Team Flash for life without him while hunting a terrifying meta-human with an unquenchable thirst. Meanwhile, Ralph uncovers a family secret.
#25 - Null and Annoyed
Season 4 - Episode 17 - Aired Apr 10, 2018
Barry and Ralph take different approaches to finding the remaining bus metas before DeVoe gets to them. However, Ralph’s cavalier attitude frustrates Barry and the two clash over what it means to be a hero. Meanwhile, Breacher returns to ask Cisco for a favor.