Sesong 1 av Supergirl hadde premiere 26 Oktober 2015.

Kara Zor-El, Superman’s cousin, decides to finally embrace her superhuman abilities and become the hero she was always meant to be. Though Kara will need to find a way to manage her newfound powers with her very human relationships, her heart soars as she takes to the skies to fight crime.

Sesong 2 av Supergirl hadde premiere 10 Oktober 2016.

Having left the safety of being Cat Grant’s assistant in order to figure out what she really wants to do, Kara continues to work at the DEO as Supergirl, protecting the citizens of National City and searching for Jeremiah and Cadmus. Along the way, she will team up with Superman to battle new villains, as she strives to balance her personal life with her life as a superhero.

Sesong 3 av Supergirl hadde premiere 9 Oktober 2017.

As season three returns with all-new supercharged adventures this fall, Kara and team will come up against a new threat in the form of DC Worldkiller, Reign.

Sesong 4 av Supergirl hadde premiere 14 Oktober 2018.

In season four, Supergirl is facing a bigger threat than she's ever faced before – a new wave of anti-alien sentiment, spreading across National City that’s fomented by Agent Liberty. As Kara mentors a new reporter at CatCo, Nia Nal, and tries to use the power of the press to shine a light on the issues threatening to tear the city apart, Supergirl takes to the skies to battle the many villains who rise up in this era of divisiveness.

Sesong 5 av Supergirl hadde premiere 6 Oktober 2019.

Season four showed that truth, justice and the American way are stronger than fear and hate, as Supergirl stopped Lex Luthor’s anti-alien campaign with the power of the press, no cape required. As the world returns to normal, some things will never be the same now that Lena knows Kara's secret and the Monitor has arrived on Earth 38!

Sesong 6 av Supergirl hadde premiere 30 Mars 2021.

Proving that friendship is every bit as important as truth and justice, Kara Danvers balances her work as a reporter for CatCo Worldwide Media with her role as Supergirl, keeping National City and the Earth safe from sinister threats. As she struggles to navigate her day job and friends, her heart soars as she takes to the skies as Supergirl.