Supergirl: Reign Season 3, Episode 9
Supergirl traces the origins of a mysterious symbol to an ancient prophecy and the mark of the World Killer, Reign. [more inside]
Supergirl: Crisis on Earth-X, Part 1 Season 3, Episode 8
Barry and Iris' wedding brings the gang together, but things go awry when villains from Earth-X attack the ceremony. [more inside]
Supergirl: Wake Up Season 3, Episode 7
Kara investigates when an alien ship is found beneath National City; Hank attempts to bond with his father; Samantha looks to her estranged mother for answers. [more inside]
Supergirl: Midvale Season 3, Episode 6
Kara and Alex head home to Midvale for a little R&R. While there Kara remembers a childhood incident. [more inside]
Supergirl: Damage Season 3, Episode 5
Morgan Edge blames Lena for children getting sick from lead poisoning. Also a lot of crying. [more inside]
Supergirl: The Faithful Season 3, Episode 4
Kara investigates a secretive new group whose leader, Thomas Coville, has a mysterious connection to Supergirl. Meanwhile, Samantha feels like she's letting Ruby down, and J'onn confesses an old secret. [more inside]
Supergirl: Far from the Tree Season 3, Episode 3
Maggie reaches out to her estranged father when Eliza throws her and Alex a wedding shower, while Supergirl joins J'onn on a personal mission. [more inside]
Supergirl: Triggers Season 3, Episode 2
A thief with psychic powers attacks National City and proves to be a formidable opponent for Supergirl. [more inside]
Supergirl: Girl of Steel Season 3, Episode 1
Kara deals with her grief by focusing her energy on being Supergirl and concentrating on a mysterious new threat. Alex confesses a secret to Maggie. A citizen of National City has a mysterious connection to Kara. Lena makes a bold move. [more inside]
Supergirl: Nevertheless, She Persisted Season 2, Episode 22
Supergirl challenges Rhea to battle to save National City. Meanwhile, Superman returns and Cat Grant offers Supergirl some sage advice. (season finale) [more inside]
Supergirl: Resist Season 2, Episode 21
Supergirl grapples with whether or not to obey the President's orders regarding Rhea's latest actions. Meanwhile, Cat Grant returns to National City. [more inside]
Supergirl: City of Lost Children Season 2, Episode 20
When an alien attacks National City, Supergirl and the DEO learn the alien is a Phorian... [more inside]
Supergirl: Alex Season 2, Episode 19
Alex is kidnapped and the kidnapper threatens to kill her unless Supergirl releases a notorious criminal from prison, and Maggie and Kara must work together to save her. Meanwhile, Rhea has an interesting proposal for Lena. [more inside]
Supergirl: Ace Reporter Season 2, Episode 18
Lena's ex-boyfriend Jack Spheer comes to National City to unveil his big breakthrough in nano-technology, which has the potential to eradicate all disease, but Kara's investigation turns up something more sinister... [more inside]
Supergirl: Distant Sun Season 2, Episode 17
A large bounty is put out on Supergirl and aliens from far and near attack National City intent on taking out the woman of steel; Alex and Maggie run into Maggie's ex-girlfriend, Emily, who is in town for a week; Hank gets an interesting order from President Marsdin. [more inside]
Supergirl: Star-Crossed Season 2, Episode 16
Supergirl goes on high alert when a new villain comes to National City. In other events, Winn's new girlfriend gets him in trouble with the law and the Music Meister attacks*. [more inside]
Supergirl: Exodus Season 2, Episode 15
As Alex searches for Jeremiah and Kara investigates a series of alien kidnappings, the sisters realize they must break the rules to foil a new Cadmus plot. [more inside]
Supergirl: Homecoming Season 2, Episode 14
Alex and Kara are thrilled to have their father, Jeremiah Danvers, back after he's rescued from Cadmus... [more inside]
Supergirl: Mr. and Mrs. Mxyzptlk Season 2, Episode 13
An intergalactic stalker shows up and demands Kara's hand in marriage. Meanwhile, Alex, Maggie, J'onn, and Winn all have feelings about Valentine's Day. James is absent. [more inside]
Supergirl: Luthors Season 2, Episode 12
Lena is arrested when Metallo breaks Lillian out of prison and evidence suggests that Lena is responsible. [more inside]
Supergirl: The Martian Chronicles Season 2, Episode 11
Armek arrives in National City intent on taking M'gann back to Mars to face her punishment as a traitor. [more inside]
Supergirl: We Can Be Heroes Season 2, Episode 10
Super girl sets out to recapture Livewire, who has seemingly escaped from prison, but her efforts hit a road block when Mon-El puts Supergirl's safety before the citizens of National City. Meanwhile, James decides to be truthful with Kara; and M'Gann falls into a coma following a psychic attack. [more inside]
Supergirl: Supergirl Lives Season 2, Episode 9
The story of a missing woman moves Kara to investigate... [more inside]
Supergirl: Medusa Season 2, Episode 8
Eliza comes to town for Thanksgiving, which seems like the perfect opportunity for Alex to come out to her mother. Meanwhile, Winn and James consider telling Kara the truth about the Guardian; and Kara wants to team up with Lena Luthor to combat a deadly virus unleashed by CADMUS. Finally, the Flash and Cisco arrive to ask Supergirl to come to their Earth to start the big 4-show crossover event.
Supergirl: The Darkest Place Season 2, Episode 7
Guardian must clear his name after being accused of a murder committed by another vigilante; at the same time, Supergirl comes face to face with Cyborg Superman while on a solo mission to rescue Mon-El from Cadmus. [more inside]
Supergirl: Changing Season 2, Episode 6
The Guardian arrives to lend a hand when an alien parasite drains Supergirl of her power. Mon-El contemplates his motives when he considers a new career. Alex faces a new reality. Vulture: Supergirl is telling a hell of a coming-out story.
Supergirl: Crossfire Season 2, Episode 5
Supergirl faces a ruthless new gang that's been given new alien technology by Cadmus. [more inside]
Supergirl: Survivors Season 2, Episode 4
Thrilled to have found another Martian, Hank is determined to get to know M'Gann better; Alex and Maggie discover an alien fight club run by Roulette. [more inside]
Supergirl: Welcome to Earth Season 2, Episode 3
Supergirl and the DEO are assigned to protect the President during her visit to National City to introduce the Alien Amnesty Act; Alex meets Detective Maggie Sawyer [more inside]
Supergirl: The Last Children of Krypton Season 2, Episode 2
Supergirl and Superman must fight Cadmus' kryptonite-powered cyborg Metallo; meanwhile Kara has a rocky first day as a reporter for new boss Snapper Carr. [more inside]
Supergirl: The Adventures of Supergirl Season 2, Episode 1
Supergirl and Clark team up to stop a new threat emerging in Central City [more inside]
Supergirl: Better Angels Season 1, Episode 20
An unexpected enemy forces Supergirl into a battle as she attempts to stop Non and Indigo from destroying all of humanity. (Season finale)
Supergirl: Myriad Season 1, Episode 19
Kara must free her friends when Non and Indigo implement mind control to turn National City citizens into their own army.
Supergirl: World's Finest Season 1, Episode 18
The Flash comes from an alternate universe and aids Kara in her battle against Silver Banshee and Livewire in exchange for her help getting home.
Supergirl: Manhunter Season 1, Episode 17
J'onn J'onzz discloses the details of meeting with Kara and Alex's father, and the takeover of Hank Henshaw's identity; Kara must decide whether to trust someone with her secret identity; Siobhan devises a plot against Kara.
Supergirl: Falling Season 1, Episode 16
After being exposed to red kryptonite, Kara turns malicious and becomes a danger to her friends and to the people of National City; Cat discusses Supergirl on "The Talk."
Supergirl: Solitude Season 1, Episode 15
Kara travels to the Fortress of Solitude to learn how to defeat Indigo, who has a connection to Kara's past; James and Lucy's relationship comes to a crossroads.
Supergirl: Truth, Justice and the American Way Season 1, Episode 14
Supergirl battles with Master Jailer, who is tracking and killing escaped Fort Rozz prisoners; Cat hires an additional assistant, who tries to one-up Kara; James and Kara don't agree on the DEO's methods.
Supergirl: For The Girl Who Has Everything Season 1, Episode 13
Kara gets glommed onto by some kind of freaky "daffodil" called the Black Mercy that leaves her mentally in a fantasy world where Krypton still exists. Everyone else either tries to save her or covers absolutely horribly for her absence at work. [more inside]
Supergirl: Bizarro Season 1, Episode 12
A twisted version of Supergirl tries to destroy Kara. [more inside]
Supergirl: Strange Visitor From Another Planet Season 1, Episode 11
A member of the alien race responsible for killing Hank's people kidnaps anti-alien Senator Miranda Crane; Cat's estranged son visits National City.
Supergirl: Childish Things Season 1, Episode 10
Winn's father, a super villain named Toyman, escapes from prison and contacts his son; Cat offers Lucy a position at CatCo; Alex wants Hank to uncover Maxwell Lord's plans.
Supergirl: Blood Bonds Season 1, Episode 9
While Astra is held captive by the DEO, her husband abducts Hank and demands a hostage exchange; Cat continues to suspect that Kara is Supergirl; James tries to infiltrate Max Lord's HQ with Winn's help. [more inside]
Supergirl: Hostile Takeover Season 1, Episode 8
Astra challenges Kara's beliefs about her mother; a hacker exposes Cat's private emails, putting her job at risk.
Supergirl: Human for a Day Season 1, Episode 7
After using the only recently documented Kryptonian "Super Flare" power at the end of the previous episode, Kara is temporarily left powerless while her cells need to recharge their solar energy. However! An earthquake hits National City at the worst possible moment. What rotten luck! [more inside]
Supergirl: Red Faced Season 1, Episode 6
Kara goes too far during a training exercise against a military cyborg commissioned by Lucy Lane's father; Cat's judgmental mother visits; Alex asks Winn to investigate her father's death. [more inside]
Supergirl: How Does She Do It? Season 1, Episode 5
While Kara is baby-sitting Cat's son, she must also protect the city from a series of bombings; Lucy Lane tries to rekindle her relationship with James. [more inside]
Supergirl: Livewire Season 1, Episode 4
Kara’s Thanksgiving may be ruined when she suspects her foster mother, Dr. Danvers, who is coming to town, disapproves of her new role as a superhero. Also, when an accident transforms a volatile CatCo employee into the villainous Livewire, she targets Cat and Supergirl. [more inside]
Supergirl: Fight or Flight Season 1, Episode 3
An enemy of Superman named Reactron targets Supergirl, testing her powers; Cat plans to run a revealing article on Supergirl.
Supergirl: Stronger Together Season 1, Episode 2
When Kara’s attempts to help National City don't go according to plan, she must put aside the doubts that she -- and the city's media -- have about her abilities in order to capture an escapee from the Kryptonian prison, Fort Rozz. Also, Cat pressures James to use his connection to Superman to get her an interview with Supergirl.
Supergirl: Pilot Season 1, Episode 1
After keeping her powers a secret for 12 years, Kara Zor-El, Superman's cousin, decides to embrace her abilities and be a hero.