The WORST episodes of Supergirl
Every episode of Supergirl ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Supergirl!
As Superman’s cousin, Kara Danvers, also known as Supergirl, balances her work as a reporter for CatCo Worldwide Media with her work for the Department of Extra-Normal Operations, a super-secret government organization whose mission is to keep National City – and the Earth – safe from sinister threats.
#1 - Kara
Season 6 - Episode 20 - Aired 11/9/2021
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.
#2 - A Few Good Women
Season 6 - Episode 2 - Aired 4/6/2021
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.
#3 - Prom Night! (1)
Season 6 - Episode 5 - Aired 4/27/2021
Nia and Brainy attempt to save Supergirl from the Phantom Zone by time traveling back to Kara's home in 2009. While determined to secure the item needed to help Supergirl, Brainy is worried about keeping a low profile so as not to alter the future timeline. However, when their ship crashes upon arrival, a young Kara Danvers is the first on the scene. Meanwhile, a young reporter named Cat Grant sets her sights on Midvale as she suspects there is a big story in the small town.
#4 - Prom Again! (2)
Season 6 - Episode 6 - Aired 5/4/2021
Young Kara experiences kryptonite for the first time, Nia and Brainy are trapped by aliens, and a young Cat Grant may be the reason Supergirl never gets out of the Phantom Zone.
#5 - Fear Knot
Season 6 - Episode 7 - Aired 5/11/2021
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.
#6 - Welcome Back, Kara
Season 6 - Episode 8 - Aired 8/24/2021
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.
#7 - Dream Weaver
Season 6 - Episode 9 - Aired 8/31/2021
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.
#8 - Mxy in the Middle
Season 6 - Episode 11 - Aired 9/14/2021
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 Ireland, eager to dig into her past but is shocked by the small town's icy reception towards her.
#9 - The Gauntlet
Season 6 - Episode 13 - Aired 9/28/2021
Supergirl and team race Nyxly for control of a magical totem that controls courage. Supergirl and Nyxly battle and each get a piece of the totem but learn the first person to pass the test of courage will gain control of the entire thing. Meanwhile, Lena is still struggling to make sense of her newfound gift.
#10 - Blind Spots
Season 6 - Episode 12 - Aired 9/21/2021
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.
#11 - Magical Thinking
Season 6 - Episode 14 - Aired 10/5/2021
Lena is uncertain about using her magical abilities to help Supergirl retrieve the second totem from Nyxly. William struggles to write a story on the Super Friends that makes both the heroes and Andrea happy. Meanwhile, Kelly is thrilled Esme has found a new home, but things go awry and the little girl's future is put in danger.
#12 - Hope for Tomorrow
Season 6 - Episode 15 - Aired 10/12/2021
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.
#13 - Nightmare in National City
Season 6 - Episode 16 - Aired 10/19/2021
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 the nightmare monster in National City, she realizes she needs to ask her sister Mauve for help. Old wounds resurface as the two sisters come face to face.
#14 - Truth or Consequences
Season 6 - Episode 18 - Aired 11/2/2021
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.
#15 - I Believe in a Thing Called Love
Season 6 - Episode 17 - Aired 10/26/2021
When Lex Luthor appears by Nyxly’s side, Supergirl and team must deal with the emotional fallout of facing their two biggest foes at the same time. Alex makes plans for the perfect proposal to Kelly, but work keeps getting in the way.
#16 - The Last Gauntlet
Season 6 - Episode 19 - Aired 11/9/2021
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.
#17 - Still I Rise
Season 6 - Episode 10 - Aired 9/7/2021
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.
#18 - Deus Lex Machina
Season 5 - Episode 17 - Aired 5/3/2020
Lex proceeds to lay an intricate plan to bring Lena closer to him, defeat Leviathan’s latest attack, and pit Supergirl and team against Leviathan. It is also revealed how Lex came into power after Crisis.
#19 - Stranger Beside Me
Season 5 - Episode 2 - Aired 10/13/2019
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.
#20 - Blurred Lines
Season 5 - Episode 3 - Aired 10/20/2019
Kara attempts to mend her relationship with Lena. J’onn J’onzz takes a deep dive into his memories while Kelly tries to help an old friend.
#21 - Dangerous Liaisons
Season 5 - Episode 5 - Aired 11/3/2019
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.
#22 - Tremors
Season 5 - Episode 7 - Aired 11/17/2019
Supergirl finally learns the truth about Lena while tangling with Leviathan. J’onn J’onnz makes a discovery about his brother’s whereabouts.
#23 - The Wrath of Rama Khan
Season 5 - Episode 8 - Aired 12/1/2019
Supergirl's struggle against Leviathan reaches a boiling point as she faces off against Rama Khan. Meanwhile, as Lena and Hope work to launch Project Non Nocere, Hope proves to be an invaluable asset to Lena.
#24 - The Bottle Episode
Season 5 - Episode 10 - Aired 1/19/2020
The subsequent complications from the Crisis leave Supergirl to face a chaotic threat.
#25 - Back From the Future (2)
Season 5 - Episode 12 - Aired 2/16/2020
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.