Last episode
Kara
s06e20 · 2021-11-10 · 02:00
What it is
Supergirl is an action-adventure drama based on the DC Comics character Kara Zor-El, Superman's (Kal-El) cousin who, after 12 years of keeping her powers a secret on Earth, decides to finally embrace her superhuman abilities and be the hero she was always meant to be.
Episode highlights
Next episode
None captured
Fans also follow
Finding on-my.tv useful? Buy me a coffee (opens in a new tab) to help cover hosting and upkeep.
Episode guide
22 this season · 129 totals02e01 The Adventures of Supergirl 2016-10-11 00:00
The Adventures of Supergirl
After a seemingly Kryptonian pod crashes in National City, Superman comes to visit his cousin. While the two of them try to determine if Lena Luthor--Lex's sister--is up to no good, Kara wrestles with her personal life.
s02e02 The Last Children of Krypton 2016-10-18 00:00
The Last Children of Krypton
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.
s02e03 Welcome to Earth 2016-10-25 00:00
Welcome to Earth
Supergirl and the DEO are called on to protect the President when she comes to National City to sign her Alien Amnesty Act. However, a hostile alien threatens to kill the President and anyone who gets in its way. Meanwhile, Alex meets Maggie Sawyer, a detective with the NCPD's science division, and Snapper challenges James' authority.
s02e04 Survivors 2016-11-01 00:00
Survivors
While Hank tries to bond with Megan, Supergirl and Alex discover that a woman named Roulette is running an underground fight club using aliens as gladiators. Meanwhile, Mon-El convinces Winn to take him out for a night on the town.
s02e05 Crossfire 2016-11-08 01:00
Crossfire
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.
s02e06 Changing 2016-11-15 01:00
Changing
Supergirl battles a scientist who has been possessed by an alien parasite, giving the ability to drain the lifeforce from anyone he touches. Meanwhile, Alex comes out to Kara, and the Guardian makes his first public appearance.
s02e07 The Darkest Place 2016-11-22 01:00
The Darkest Place
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.
s02e08 Medusa 2016-11-29 01:00
Medusa
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!"
s02e09 Supergirl Lives 2017-01-24 01:00
Supergirl Lives
When a girl disappears, Kara discovers a pattern of missing people and goes looking with Mon-El... and they both end up on an alien planet under a red sun which renders them powerless. Meanwhile, Winn has a brush with death, and Alex and Maggie have their first disagreement.
s02e10 We Can Be Heroes 2017-01-31 01:00
We Can Be Heroes
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.
s02e11 The Martian Chronicles 2017-02-07 01:00
The Martian Chronicles
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.
s02e12 Luthors 2017-02-14 01:00
Luthors
Metallo breaks Lillian out of jail and the evidence shows that Lena was responsible. Kara is the only one who believes that Lena is innocent, and sets out to prove it.
s02e13 Mr. & Mrs. Mxyzptlk 2017-02-21 01:00
Mr. & Mrs. Mxyzptlk
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.
s02e14 Homecoming 2017-02-28 01:00
Homecoming
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.
s02e15 Exodus 2017-03-07 01:00
Exodus
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.
s02e16 Star-Crossed 2017-03-21 00:00
Star-Crossed
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.
s02e17 Distant Sun 2017-03-28 00:00
Distant Sun
Someone hires bounty hunters to kill Supergirl, and Mon-El believes that his parents are responsible. Meanwhile, Maggie and Alex run into Maggie's old girlfriend, and President Marsdin gives express orders to Hank not to attack the Daxamites.
s02e18 Ace Reporter 2017-04-25 00:00
Ace Reporter
Lena's ex, Jack Spheer, arrives in National City to roll out a new nanite medical procedure. However, Kara soon realizes that something more is going on when one of the human test subjects die under mysterious circumstances. Meanwhile, Lyra comes between Winn and James in their crimefighting efforts.
s02e19 Alex 2017-05-02 00:00
Alex
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.
s02e20 City of Lost Children 2017-05-09 00:00
City of Lost Children
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.
s02e21 Resist 2017-05-16 00:00
Resist
Alex takes over as Acting Director of the DEO as the Daxamites take over National City, open fire on Air Force One, and recruit a familiar face to their side. Meanwhile, Cat Grant returns to National City to inspire Supergirl and the populace.
s02e22 Nevertheless, She Persisted 2017-05-23 00:00
Nevertheless, She Persisted
Lillian comes up with the ultimate weapon to drive the Daxamites off of Earth, but Supergirl is reluctant to make the sacrifice necessary. Instead, she challenges Rhea to a ritual trial by combat to save National City and Earth. Superman returns. Cat Grant offers Supergirl some sage advice.