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Supergirl

IMDB Logo6.5/10
Rotten Tomatoes Logo88%
Drama Fantasy Rated: 7+ (TV-PG)2015 - Present4 SeasonsReturns: Jan. 21, 2019On: Free Services Netflix Tags: Supernatural Superhero Comic Book 

Twenty-four-year-old Kara Zor-El, who was taken in by the Danvers family when she was 13 after being sent away from Krypton, must learn to embrace her powers after previously hiding them. The Danvers teach her to be careful with her powers, until she has to reveal them during an unexpected disaster, setting her on her journey of heroism.Supergirl featuring Melissa Benoist and Chyler Leigh has one or more episodes streaming with subscription on Netflix, free on The CW, available for purchase on iTunes, and 7 others. It's an action & adventure and drama show with 74 episodes over 4 seasons. Supergirl has a new episode airing on January 20th, 2019 (PST). It has a high Rotten Tomatoes (critics) score of 88% and an average IMDb audience rating of 6.5 (90,272 votes).

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74 Total Episodes of Supergirl Where to stream every episode from all 4 seasons of Supergirl. Filter these episodes by what's available to watch free or on your streaming services using the tabs above.

Season 1

Netflix | Rent or Buy
Season 01, Episode 01 Pilot

S01 E01

Oct 27, 2015
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Pilot Oct 27, 2015 After 12 years of keeping her powers a secret on Earth, Kara Zor-El, Superman's cousin, decides to finally embrace her superhuman abilities and be the hero she was always meant to be.

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Season 01, Episode 02 Stronger Together

S01 E02

Nov 3, 2015
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Stronger Together Nov 3, 2015 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 -- has 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.

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Season 01, Episode 03 Fight or Flight

S01 E03

Nov 10, 2015
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Fight or Flight Nov 10, 2015 Supergirl’s powers are tested when Reactron, one of Superman’s formidable enemies, arrives in National City and targets the young hero. Also, Cat plans to run an exposé on Supergirl.

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Season 01, Episode 04 Livewire

S01 E04

Nov 17, 2015
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Livewire Nov 17, 2015 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.

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Season 01, Episode 05 How Does She Do It?

S01 E05

Nov 24, 2015
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How Does She Do It? Nov 24, 2015 Kara’s two identities are stretched thin when Supergirl must protect National City from a series of bombings and Kara is tasked with babysitting Cat’s son, Carter. Also, James is conflicted when his ex-girlfriend Lucy Lane seeks to rekindle their relationship.

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Season 01, Episode 06 Red Faced

S01 E06

Dec 1, 2015
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Red Faced Dec 1, 2015 Personal and professional stress get the better of Kara when she goes too far during a training exercise against Red Tornado, a military cyborg commissioned by Lucy Lane’s father, General Sam Lane. Also, Cat’s tough exterior is shaken by a visit from her judgmental mother, Katherine, and Alex enlists Winn to look into her father’s mysterious death.

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Season 01, Episode 07 Human for a Day

S01 E07

Dec 8, 2015
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Human for a Day Dec 8, 2015 Kara and her friends must rely on their inner strength and courage when an earthquake strikes National City. Also, Alex’s mistrust of Hank reaches a breaking point when the earthquake traps them in the DEO with Jemm, a powerful alien escapee.

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Season 2

Netflix | Rent or Buy
Season 02, Episode 01 The Adventures of Supergirl

S02 E01

Oct 11, 2016
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The Adventures of Supergirl Oct 11, 2016 When a new threat emerges in National City, Kara/Supergirl teams up with her cousin, Clark Kent/Superman, to stop it. Kara is thrilled to have family in town but it leaves Alex feeling a bit left out. Meanwhile, Hank and Supergirl are stunned by the pod that came crashing to Earth.

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Season 02, Episode 02 The Last Children of Krypton

S02 E02

Oct 18, 2016
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The Last Children of Krypton Oct 18, 2016 CADMUS attacks National City with a Kryptonite-powered villain who ends up seriously hurting Supergirl. Superman blames Hank because the Kryptonite was stolen from the DEO. Meanwhile, Kara’s first day at her new job doesn’t go as planned after she meets her new boss, Snapper Carr.

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Season 02, Episode 03 Welcome to Earth

S02 E03

Oct 25, 2016
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Welcome to Earth Oct 25, 2016 An attack is made on the President as hot-button, alien vs. human rights issues heat up in National City. Supergirl and the DEO are assigned to protect the President and bring in the responsible party. Alex teams up with Detective Maggie Sawyer to investigate the case while Kara searches for a recently escaped Mon-El, who she fears may be the alien behind the assault.

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Season 02, Episode 04 Survivors

S02 E04

Nov 1, 2016
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Survivors Nov 1, 2016 When Kara and Alex investigate the murder of an unregistered alien, the trail leads to an alien fight club run by Roulette, the ringmaster who commands aliens to fight in mortal combat for the entertainment of rich humans. While trying to stop the fighting, Supergirl and Martian Manhunter find themselves up against a surprising opponent. Meanwhile, Hank is thrilled to have found another Martian and tries to get to know M'Gann better. Supergirl takes Mon-El under her wing and begins to train him.

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Season 02, Episode 05 Crossfire

S02 E05

Nov 8, 2016
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Crossfire Nov 8, 2016 Supergirl must beat a ruthless new gang who has been armed with dangerous new alien technology. When Cadmus sends a video to the DEO, the team realizes Cadmus is the one staffing the criminals for a secret mission. Meanwhile, Kara gets Mon-El a job as an intern at CatCo, James makes an important decision and Lena invites Kara to attend one of her fundraisers.

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Season 02, Episode 06 Changing

S02 E06

Nov 15, 2016
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Changing Nov 15, 2016 The Guardian debuts to lend a hand after a parasite alien drains Supergirl of her power. Mon-El considers a less than desirable new career which then leads him to contemplate his motives. Alex struggles with a new reality.

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Season 02, Episode 07 The Darkest Place

S02 E07

Nov 22, 2016
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The Darkest Place Nov 22, 2016 While Guardian tries to clear his name after being accused of a murder committed by another vigilante, Supergirl heads out on a solo mission to rescue Mon-El who has been captured by Cadmus. While fighting to free Mon-El, Supergirl comes face to face with Cyborg Superman.

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Season 3

Netflix | Rent or Buy
Season 03, Episode 01 Girl of Steel

S03 E01

Oct 10, 2017
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Girl of Steel Oct 10, 2017 Kara deals with the loss of Mon-El by focusing all her energy on being Supergirl and the mysterious new threat against National City. Alex confesses a secret to Maggie about their impending nuptials. A citizen of National City has a mysterious connection to Kara, and Lena makes a bold move.

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Season 03, Episode 02 Triggers

S03 E02

Oct 17, 2017
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Triggers Oct 17, 2017 Psi, a thief with psychic powers, attacks National City. Able to immobilize people by tapping into their worst fears, Psi proves a formidable opponent for Supergirl. Meanwhile, James and Lena are at an impasse, and Samantha starts her new job at L-Corp.

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Season 03, Episode 03 Far From the Tree

S03 E03

Oct 24, 2017
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Far From the Tree Oct 24, 2017 Eliza throws Alex and Maggie a wedding shower, which causes Maggie to reach out to her estranged father. Supergirl joins J’onn on a personal mission.

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Season 03, Episode 04 The Faithful

S03 E04

Oct 31, 2017
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The Faithful Oct 31, 2017 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.

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Season 03, Episode 05 Damage

S03 E05

Nov 7, 2017
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Damage Nov 7, 2017 When multiple children get sick from lead poisoning, Morgan Edge points the finger at Lena and blames her creation of the lead bomb she made to save National City from the Daxamites. While Lena knows she never intended any harm, she fears there may have been a flaw in her design, leaving her responsible. Kara teams up with Samantha to clear Lena’s name, but it turns out to be harder than they thought. Meanwhile, Alex and Maggie make a crucial decision about the future of their relationship.

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Season 03, Episode 06 Midvale

S03 E06

Nov 14, 2017
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Midvale Nov 14, 2017 Kara and Alex head home to Midvale for a little R&R. While there, Kara recalls a painful memory of a childhood friend's death and how that traumatic experience brought the Danver sisters closer together.

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Season 03, Episode 07 Wake Up

S03 E07

Nov 21, 2017
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Wake Up Nov 21, 2017 When Winn and the team discover an alien ship has crash landed deep underwater beneath National City, Kara/Supergirl is called in to investigate. Meanwhile, Hank attempts to bond with his father, Myr'nn. Samantha, eager for some understanding of the changes she has been experiencing, looks to her estranged mother, Patricia Arias, for answers.

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Season 4

The CW | Rent or Buy
Season 04, Episode 01 American Alien

S04 E01

Oct 15, 2018
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American Alien Oct 15, 2018 Diving back into reporting, Kara welcomes a new cub reporter to CatCo. Meanwhile, James and Lena argue about James’ impending indictment for acting as the vigilante Guardian, while Alex and Brainy struggle to get in sync at the DEO. Supergirl is called into action when remnants of the anti-alien terrorist organization Cadmus try to assassinate pro-alien leaders, but their endgame turns out to be much more sinister than she expected. J’onn relishes his peaceful new life, but an outing with an old friend causes him concern.

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Season 04, Episode 02 Fallout

S04 E02

Oct 22, 2018
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Fallout Oct 22, 2018 A shocking revelation causes chaos in National City. Supergirl sets out to capture Mercy Graves, while Alex takes control at the DEO. Back at CatCo, Kara decides to write an investigative story on Mercy and asks Lena if she can interview her as Mercy has ties to the Luthors. Meanwhile, Brainy meets Nia and the two end up in a precarious situation.

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Season 04, Episode 03 Man of Steel

S04 E03

Oct 29, 2018
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Man of Steel Oct 29, 2018 Ben Lockwood didn't always hate aliens. Through a series of incidents, and input from his anti-alien father, Ben slowly transforms from a mild-mannered professor into the villainous Agent Liberty of today.

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Season 04, Episode 04 Ahimsa

S04 E04

Nov 5, 2018
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Ahimsa Nov 5, 2018 When Supergirl needs help, Alex asks Lena and Brainiac to team up. Meanwhile, J’onn questions his decision to quit the DEO. However, after running into Manchester Black, he realizes there are a lot of ways to help his fellow aliens during this tumultuous time.

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Season 04, Episode 05 Parasite Lost

S04 E05

Nov 12, 2018
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Parasite Lost Nov 12, 2018 Colonel Haley makes a surprising decision regarding Supergirl. Kara writes a series of articles highlighting aliens in National City in the hopes that humans will stop being so fearful of them. Unfortunately, the article puts some of the aliens in harm’s way.

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Season 04, Episode 06 Call to Action

S04 E06

Nov 19, 2018
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Call to Action Nov 19, 2018 Everyone gathers for Thanksgiving but Kara is feeling down after her televised debate with Ben Lockwood about the anti-alien sentiment coursing through National City. Meanwhile, James and Lena argue about the best way to handle the Children of Liberty.

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Season 04, Episode 07 Rather the Fallen Angel

S04 E07

Nov 26, 2018
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Rather the Fallen Angel Nov 26, 2018 James falls in deeper with the Children of Liberty in his efforts to meet Agent Liberty. Meanwhile, Supergirl and Manchester Black follow a lead on Agent Liberty’s location, but things take a dark turn. Lena kicks off her first set of trials.

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