Alex Danvers

Twenty-four-year-old Kara Zor-El, cousin of Superman, who was taken in by the Danvers family when she was 12 after being sent away from Krypton, must learn to embrace her powers after previously hiding them.

Kara must put doubts aside as she tries to apprehend an escapee from the Kryptonian prison; Cat pressures James for an interview with Supergirl.

A parasitic alien attaches itself to Kara and traps her in a world where Krypton was never destroyed, leaving Alex, Hank and the DEO to fend off a Kryptonian attack without her.

Kara travels to the Fortress of Solitude hoping to find information on how to defeat Indigo, a being from her past who can travel through the Internet. In the meantime, James and Lucy reach a crossroads in their relationship.

Red Kryptonite makes Kara malicious and dangerous while Cat appears on The Talk (2010) to discuss Supergirl.

J'onn J'onzz reveals how he met Jeremiah Danvers and assumed the identity of Hank Henshaw.

Non and Indigo use mind control to make the citizens of National City their army, so Kara must find a way to save her friends.

Supergirl is forced to do battle with an unexpected enemy as she risks everything - including her life - to stop Non and Indigo from destroying everyone on Earth.

Supergirl is hurt by a kryptonite-powered villain sent by Cadmus to attack National City. Superman blames Hank since the kryptonite was stolen from the DEO. In the meantime, Kara's first day at her new job doesn't go as planned when she meets her new boss.

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.

While searching for a missing woman, Supergirl and Mon-El end up on another planet where Roulette leads a slave trafficking ring.

A White Martian called Armek comes to National City with the intention of bringing M'gann back to Mars to be punished for her treason.

When Jeremiah Danvers is rescued from Cadmus, Alex and Kara are thrilled to have him back, but Mon-El is suspicious about his sudden return.

Alex and Kara realize they must break the rules to foil Cadmus' latest plot.

When Alex is kidnapped, Supergirl and Maggie must work together to save her.

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 Danvers sisters closer together.

Supergirl and Imra have different ideas on how to stop the third Worldkiller, Pestilence. However, when both Alex and Winn are seriously injured by Pestilence, Supergirl and Imra team up to stop the destruction.

Supergirl is stunned to discover that a part of Krypton survived. Meanwhile, Alex is attacked while out with Ruby, and Lena considers how far will she go to keep Reign contained.

Colonel Haley is upset after Supergirl responds to a distress call from a Navy ship that turned out to be a deadly alien attack. Colonel Haley reclaims the site as DEO territory and demands that Supergirl step aside. After Supergirl refuses to be told what to do, Haley refocuses her energy on finding out Supergirl's true identity and begins to interrogate all DEO agents, including Alex. Meanwhile, Brainiac-5 tries to persuade Nia to embrace her superpowers but she misinterprets his motives.

Kara comes face to face with Red Daughter and the two engage in an epic battle.

Alex uses a pair of Obsidian contact lenses to visit a virtual National City where she takes on a whole new persona. Meanwhile, Kelly helps William investigate Lex. Kara deals with difficult news.

Brainiac-5 and Nia time-travel to 2009 Midvale to get a sample of Kara's DNA.

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.