All Episodes
Eps21 Supergirl Season 3 Episode 21

Supergirl Season 3 Episode 21

Supergirl Season 3 Episode 21
Season 3
Episode: 21
Air Date: 2018-06-04

Kara makes a major life decision. Meanwhile, J’onn finds out that special DEO-caliber guns have hit the streets of National City.

Episode Title: Not Kansas
Serie: Supergirl
Eps20 Supergirl Season 3 Episode 20

Supergirl Season 3 Episode 20

Supergirl Season 3 Episode 20
Season 3
Episode: 20
Air Date: 2018-05-28

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

Episode Title: Dark Side of the Moon
Serie: Supergirl
Eps19 Supergirl Season 3 Episode 19

Supergirl Season 3 Episode 19

Supergirl Season 3 Episode 19
Season 3
Episode: 19
Air Date: 2018-05-21

When Tanya, a disciple of Coville’s, escapes from what’s left of his cult, she gives Kara and James a journal that could hold the key to saving Sam. Someone learns…

Episode Title: The Fanatical
Serie: Supergirl
Eps18 Supergirl Season 3 Episode 18

Supergirl Season 3 Episode 18

Supergirl Season 3 Episode 18
Season 3
Episode: 18
Air Date: 2018-05-14

When Reign starts hunting Ruby, Supergirl and Alex work together to keep her safe. Supergirl and J’onn look to Sam’s mother for advice on how to stop Reign and come…

Episode Title: Shelter From the Storm
Serie: Supergirl
Eps17 Supergirl Season 3 Episode 17

Supergirl Season 3 Episode 17

Supergirl Season 3 Episode 17
Season 3
Episode: 17
Air Date: 2018-05-07

Still reeling after learning about Lena’s secret, Supergirl asks Guardian for a favor that could alter his relationship with Lena forever. Meanwhile, with all three Worldkillers united, Supergirl and the…

Episode Title: Trinity
Serie: Supergirl
Eps15 Supergirl Season 3 Episode 15

Supergirl Season 3 Episode 15

Supergirl Season 3 Episode 15
Season 3
Episode: 15
Air Date: 2018-04-23

Myr’nn inadvertently causes psychic disturbances at the DEO; Supergirl must work with J’onn to contain the chaos; Mon-El begins training Kara in fighting techniques he’s learned in the future.

Episode Title: In Search of Lost Time
Serie: Supergirl
Eps16 Supergirl Season 3 Episode 16

Supergirl Season 3 Episode 16

Supergirl Season 3 Episode 16
Season 3
Episode: 16
Air Date: 2018-04-29

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…

Episode Title: Of Two Minds
Serie: Supergirl
Eps14 Supergirl Season 3 Episode 14

Supergirl Season 3 Episode 14

Supergirl Season 3 Episode 14
Season 3
Episode: 14
Air Date: 2018-04-16

When Winn’s father dies, his estranged mother, Mary, reappears trying to reconnect and to explain why she abandoned him all those years ago. Winn is too embittered from his rough…

Episode Title: Schott Through the Heart
Serie: Supergirl
Eps13 Supergirl Season 3 Episode 13

Supergirl Season 3 Episode 13

Supergirl Season 3 Episode 13
Season 3
Episode: 13
Air Date: 2018-02-05

The DEO captures a second Worldkiller, Purity. Supergirl and Alex use very different methods of interrogation with Purity in the hopes of finding out how to defeat Reign. However, Purity…

Episode Title: Both Sides Now
Serie: Supergirl
Eps12 Supergirl Season 3 Episode 12

Supergirl Season 3 Episode 12

Supergirl Season 3 Episode 12
Season 3
Episode: 12
Air Date: 2018-01-29

Someone tries to kill Morgan Edge and he barely survives. He accuses Lena of being behind the attempt and vows to destroy her. When Lena fears her hatred for Morgan…

Episode Title: For Good
Serie: Supergirl
Eps11 Supergirl Season 3 Episode 11

Supergirl Season 3 Episode 11

Supergirl Season 3 Episode 11
Season 3
Episode: 11
Air Date: 2018-01-22

As Reign continues to terrorize the city, Supergirl teams up with Saturn Girl, and the two recruit Supergirl’s former enemies, Livewire and Psi, to form a team for a mission…

Episode Title: Fort Rozz
Serie: Supergirl
Eps10 Supergirl Season 3 Episode 10

Supergirl Season 3 Episode 10

Supergirl Season 3 Episode 10
Season 3
Episode: 10
Air Date: 2018-01-15

Struggling to heal from her injuries inflicted by Reign, Supergirl remains in a dreamlike state, unable to be reached. Mon-El recruits one of the Legion members, Brainiac-5, to try to…

Episode Title: Legion of Superheroes
Serie: Supergirl
Eps9 Supergirl Season 3 Episode 9

Supergirl Season 3 Episode 9

Supergirl Season 3 Episode 9
Season 3
Episode: 9
Air Date: 2017-12-04

Supergirl investigates a mysterious symbol popping up all over National City, tracing its origins back to an ancient prophecy and the mark of the World Killer, Reign. Meanwhile, the tension…

Episode Title: Reign
Serie: Supergirl
Eps8 Supergirl Season 3 Episode 8

Supergirl Season 3 Episode 8

Supergirl Season 3 Episode 8
Season 3
Episode: 8
Air Date: 2017-11-27

Barry and Iris’s wedding brings the gang together, but things go awry when villains from Earth-X attack the ceremony. All of the superheroes band together with help from their super…

Episode Title: Crisis on Earth-X (I)
Serie: Supergirl
Eps7 Supergirl Season 3 Episode 7

Supergirl Season 3 Episode 7

Supergirl Season 3 Episode 7
Season 3
Episode: 7
Air Date: 2017-11-20

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…

Episode Title: Wake Up
Serie: Supergirl
Eps6 Supergirl Season 3 Episode 6

Supergirl Season 3 Episode 6

Supergirl Season 3 Episode 6
Season 3
Episode: 6
Air Date: 2017-11-13

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…

Episode Title: Midvale
Serie: Supergirl
Eps5 Supergirl Season 3 Episode 5

Supergirl Season 3 Episode 5

Supergirl Season 3 Episode 5
Season 3
Episode: 5
Air Date: 2017-11-06

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…

Episode Title: Damage
Serie: Supergirl
Eps4 Supergirl Season 3 Episode 4

Supergirl Season 3 Episode 4

Supergirl Season 3 Episode 4
Season 3
Episode: 4
Air Date: 2017-10-30

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.

Episode Title: The Faithful
Serie: Supergirl
Eps3 Supergirl Season 3 Episode 3

Supergirl Season 3 Episode 3

Supergirl Season 3 Episode 3
Season 3
Episode: 3
Air Date: 2017-10-23

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.

Episode Title: Far From the Tree
Serie: Supergirl
Eps2 Supergirl Season 3 Episode 2

Supergirl Season 3 Episode 2

Supergirl Season 3 Episode 2
Season 3
Episode: 2
Air Date: 2017-10-16

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…

Episode Title: Triggers
Serie: Supergirl
Eps1 Supergirl Season 3 Episode 1

Supergirl Season 3 Episode 1

Supergirl Season 3 Episode 1
Season 3
Episode: 1
Air Date: 2017-10-09

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…

Episode Title: Girl of Steel
Serie: Supergirl