Entertainment

The Best Episodes of 'Supergirl'

There are so many good episodes of Supergirl, but which ones really stand out? Do you like "Crisis on Earth-X: Part 1" the best, or is "Falling" your favorite episode of Supergirl? To determine once and for all what the best episodes of Supergirl are, let's rank every Supergirl episode from best to worst.

A DC Comics superhero series, Supergirl premiered on CBS on October 26, 2015, and follows Kara Zor-El as she embraces her powers to become the protector of National City. Supergirl, which is set within the Arrowverse, stars Melissa Benoist as Kara, Mehcad Brooks as James Olsen, Chyler Leigh as Alex Danvers, Jeremy Jordan as Winslow "Winn" Schott Jr., and Calista Flockhart as Cat Grant. Beginning with season 2, Supergirl moved to the CW, joining Arrow and The Flash and becoming part of the CW Arrowverse.

Vote up your favorite episodes of Supergirl, and downvote any bad episodes that you really didn't enjoy, despite how much you love the series as a whole. It can be painful to put one Supergirl episode over the other when there are so many good ones, which is why you can vote on however many episodes you like.

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list ordered by
  • It's a Super Life
    26

    It's a Super Life

    Season 5, Episode 13

    Mxyzptlk returns with a proposition for Kara – what if she could go back in time and tell Lena her secret before Lex did, would things turn out different? Looking back over key moments throughout the series, Kara must decide if she wants to change history to become friends with Lena again.

  • The Adventures of Supergirl
    27

    The Adventures of Supergirl

    Season 2, Episode 1

    In the season two premiere, Kara teams up with her cousin, Superman (TYLER HOECHLIN) to stop a new threat. And Hank is stunned by the pod that crashed last season.

  •  Crisis on Infinite Earth: Part One (I)
    28

    Crisis on Infinite Earth: Part One (I)

    Season 5, Episode 9

    The Monitor sends Harbinger to gather the worlds’ greatest heroes - Supergirl, The Flash, Green Arrow, Batwoman, White Canary, The Atom and Superman - in preparation for the impending Crisis. With their worlds in imminent danger, the superheroes suit up for battle while J’onn and Alex recruit Lena to help them find a way to save the people of Earth-38.

  • Far From The Tree
    29

    Far From The Tree

    Season 3, Episode 3

    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.

  • World's Finest
    30

    World's Finest

    Season 1, Episode 18

    Supergirl gains a new ally when The Flash (GRANT GUSTIN) crosses over from an alternate universe to help her battle Livewire and Silver Banshee.

  • For the Girl Who Has Everything
    31

    For the Girl Who Has Everything

    Season 1, Episode 13

    Kara’s friends must find a way to save her life when a parasitic alien attaches itself to her and traps her in a dream world where her family is alive and her home planet was never destroyed. Also, Alex, Hank and the DEO must fend off a Kryptonian attack while Kara is out of commission.

  • Damage
    32

    Damage

    Season 3, Episode 5

    When Morgan Edge (ADRIAN PASDAR) blames Lena (KATIE McGRATH) for the fallout from the Daxamite bomb, Kara teams up with Samantha (ODETTE ANNABLE) to clear Lena’s name.

  • Human for a Day
    33

    Human for a Day

    Season 1, Episode 7

    Kara must rely on their inner strength and courage when an earthquake strikes and she's lost her powers. Also, Alex's mistrust of Hank reaches a breaking point.

  • Prom Again! (2)
    34

    Prom Again! (2)

    Season 6, Episode 6

    Part two of the flashback episodes pick up where things left off - Young Kara experiences kryptonite for the first time, Nia and Brainy are trapped by invading aliens, and a young Cat Grant may be the reason Supergirl never gets out of the Phantom Zone.

  • Tremors
    35

    Tremors

    Season 5, Episode 7

    Supergirl finally learns the truth about Lena while tangling with Leviathan. J'onn J'onn makes a discovery about his brother's whereabouts.

  • Falling
    36

    Falling

    Season 1, Episode 16

    Kara turns on her friends and the citizens of national City after being exposed to Red Kryptonite makes her malicious and dangerous.

  • Girl of Steel
    37

    Girl of Steel

    Season 3, Episode 1

    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.

  • Pilot
    38

    Pilot

    Season 1, Episode 1

    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.

  • Deus Lex Machina
    39

    Deus Lex Machina

    Season 5, Episode 14

    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.

  • Triggers
    40

    Triggers

    Season 3, Episode 2

    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.

  • Childish Things
    41

    Childish Things

    Season 1, Episode 10

    Kara does her best to support Winn when his father, the Supervillain Toyman (HENRY CZERNY), breaks out of prison and seeks out his son for unknown reasons.

  • Livewire
    42

    Livewire

    Season 1, Episode 4

    Kara's Thanksgiving may be ruined when her foster mother comes for a tense visit and a volatile CatCo employee (BRIT MORGAN) is transformed into the villainous Livewire.

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                Back from the Future - Part One
    43

    Back from the Future - Part One

    Season 5, Episode 11

    As Supergirl tries to thwart a Toyman copycat, Winn Schott returns from the future.

  • How Does She Do It?
    44

    How Does She Do It?

    Season 1, Episode 5

    Kara is pulled in opposite directions when she babysits Cat's son, Carter (LEVI MILLER), while trying to stop a series of bombings. And Lucy Lane (JENNA DEWANT TATUM) appears.

  • Manhunter
    45

    Manhunter

    Season 1, Episode 17

    J'onn J'onzz reveals the details of meeting Kara and Alex's father, Dr. Jeremiah Danvers (DEAN CAIN), and assuming Hank Henshaw's identity.

  • Stronger Together
    46

    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 -- 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.

  • Better Angels
    47

    Better Angels

    Season 1, Episode 20

    Supergirl must battle with an unexpected foe and risk everything - including her life - to prevent Non and Indigo from destroying every person on the planet in the season finale.

  • The Faithful
    48

    The Faithful

    Season 3, Episode 4

    Kara investigates a secretive new group whose leader, Thomas Coville (CHAD LOWE) has a mysterious connection to Supergirl. Meanwhile, J’onn confesses an old secret.

  • Red Faced
    49

    Red Faced

    Season 1, Episode 6

    Anger gets the better of Kara when she goes too far during a training exercise with Red Tornado (IDDO GOLDBERG), a military cyborg commissioned by Lucy Lane's father.

  • Hostile Takeover
    50

    Hostile Takeover

    Season 1, Episode 8

    Kara goes head-to-head with her aunt Astra (LAURA BENANTI) when she challenges Kara's beliefs about her mother. Also Cat's CEO position is threatened by a hacker at CatCo.