The worst episodes of Supergirl
Ranked by viewer rating, lows first. Vote on a placement to back it or contest it.
- 01
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.
- 02
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.
- 03
With Superman off-world, Supergirl becomes a worldwide beacon of hope. Meanwhile, Lena takes secret measures to keep James out of prison, while Kara welcomes a new reporter to CatCo and Alex and Brainiac-5 get off to a rocky start after the latter takes Winn's position at the DEO.
- 04
While the DEO try to save Supergirl's life, the events leading up to the creation of Agent Liberty are shown.
- 05
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.
- 06
When the Danvers celebrate Thanksgiving, Alex tries to find the right time to tell her mother Eliza that she's gay. Meanwhile, Lena is forced to choose when Supergirl tells her that Lillian plans to unleash a virus that will wipe out every alien in the city.Crossover among four CW shows: Supergirl "Medusa"; The Flash "Invasion!"; Arrow ‘Invasion!"; DC's Legends of Tomorrow "Invasion!"
- 07
It's Valentine's Day, and Kara finds herself dealing with the amorous advances of Mxyzptlk, a fifth-dimensional being with unlimited magical powers. Meanwhile, Alex discovers that Maggie hates Valentine's Day, while an alien woman hits on Winn.
- 08
The DEO manages to rescue Jeremiah from Cadmus, but Mon-El's suspicions soon drive a wedge between him and the Danvers sisters. Meanwhile, Cadmus continues with its master plan to cleanse the planet of alien influence.
- 09
Mon-El's parents arrive to bring home and help restore Daxam to its former glory... and Supergirl realizes that Mon-El has been lying to her. Meanwhile, Winn discovers that Lyra has set him up when he's the prime suspect in a museum robbery. The Music Meister puts Supergirl into a coma and the story line concludes in The Flash: "Duet", Season 3, Episode 17.
- 10
Kara and Mon-El return to Argo City, but not all is as it seems. Meanwhile, in Supergirl's absence, Guardian and the DEO deal with a dangerous gunman wielding DEO weaponry.
- 11
Cadmus provides a gang of crooks with alien weaponry in an attempt to spread fear and panic among the populace. Meanwhile, Kara tries to mentor Mon-El with minimal success, and James decides that he wants to be a superhero.
- 12
While Cadmus captures Supegirl and Mon-El, Guardian and Winn go after a murderous vigilante that is letting Guardian take the blame for his murders. Meanwhile, Alex and Maggie have issues.
- 13
Livewire escapes prison, but the DEO soon realizes that she wasn't a willing escapee. Meanwhile, Megan collapses and Hank refuses to mind-meld with her to find out what is wrong with her, and James considers telling Kara that he's Guardian.
- 14
M'gann's White Martian mate Armek comes to Earth to bring her back to face justice for her "treachery' When she takes refuge in the DEO, Armek infiltrates the building and uses his shapeshifting powers to spread confusion.
- 15
Followers of Coville plan to use his journal to create a new Worldkiller. Meanwhile, Supergirl tries to repair the rift between her and Lena, and James is forced to consider whether to out himself or not.
- 16
To heal Supergirl, Alex assigns Brainiac-5 and Lena to find a way to remove the Kryptonite from Earth's atmosphere. Meanwhile, Mercy and Otis abduct aliens from a DEO facility and use them to attack children and spread fear, and Hank meets an ally in his fight.
- 17
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.
- 18
Twenty-four-year-old Kara Zor-El, cousin of Superman, who was taken in by the Danvers family when she was 12 after being sent away from Krypton, must learn to embrace her powers after previously hiding them.
- 19
Cadmus creates a second Metallo and declares war on any aliens on Earth. Meanwhile, Kara finds her new boss less than sympathetic, and Cat gives her surprising news.
- 20
Alex refuses to obey Hank's orders to stand down and sets out to find Cadmus and protect Jeremiah. Meanwhile, Kara takes drastic steps when Snapper refuses to publish her story intended to protect the remaining aliens on Earth from Cadmus.
- 21
A man abducts Alex and threatens to kill her unless Kara helps a supermax prisoner escape... and the abductor knows that Kara is Supergirl. Meanwhile, Rhea approaches Lena with an offer.
- 22
Alien refugees, the Phorians, trigger telekinetic quakes every time that Lena and Rhea activate the portal. While James tries to get through to one alien boy who knows where the others are, the DEO tries to find the portal before it's too late for National City.
- 23
Supergirl faces Psi, a thief who can psychically induce her victims' worst fears. Meanwhile, James deals with having a new boss at CatCo, and Alex and Maggie continue making plans for their wedding.
- 24
The U.S. people are shaken by the revelation that the President is an alien. As Supergirl tries to quell the unrest, Nia tells James that he should write an editorial supporting aliens. Meanwhile, Mercy launches an attack on L-Corp to shut down the image inducers and reveal the aliens for who they really are.
- 25
When Jensen--the new Parasite--attacks aliens, Supergirl is forced to take to the sidelines rather than give him further power. As a result, Kara writes an article on an alien healer who makes him a target. Meanwhile, Alex learns some surprising things about her new superior, and James comes to a realization about the Children of Liberty and their anti-alien agenda.
Shows like Supergirl
The closest matches on shared genres, ranked by match strength and popularity.
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