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Supergirl

Season 6

Season 6

Episode Guide

This guide does not list airdates for repeat showings.

Episodes

  1. Rebirth - Summary
  2. A Few Good Women - Summary
  3. Phantom Menaces - Summary
  4. Lost Souls - Summary
  5. Prom Night! - Summary
  6. Prom Again - Summary
  7. Fear Knot - Summary
  8. Welcome Back, Kara! - Summary
  9. Dream Weaver - Summary
  10. Still I Rise - Summary
  11. Mxy in the Middle - Summary
  12. Blind Spots - Summary
  13. The Gauntlet - Summary
  14. Magical Thinking - Summary
  15. Hope For Tomorrow - Summary
  16. Nightmare in National City - Summary
  17. I Believe in a Thing Called Love - Summary
  18. Truth or Consequences - Summary
  19. The Last Gauntlet - Summary
  20. Kara - Summary



Summaries

"Rebirth"

As Brainiac (Jesse Rath) lays close to death after trying to stop Lex (Jon Cryer), Supergirl (Melissa Benoist) and team soar in to save him, engaging in an epic battle with Gamenmae (guest star Cara Buono). After beating Leviathan, Supergirl turns her attention to Lex who has used the Obsidian platform to brainwash half the world to love him and follow him at all costs, no matter what horrible things he does. Knowing how dangerous this makes her brother, Lena (Katie McGrath) enlists the entire team - Alex (Chyler Leigh), J'onn (David Harewood), Dreamer (Nicole Maines), Kelly (Azie Tesfai) and Brainiac - to help, but Supergirl realizes that the only way to truly stop Lex is to sacrifice herself.

Read our review of this episode in the "Supergirl: Episode Reviews".


"A Few Good Women"

As the stakes with Lex (Jon Cryer) are raised higher than ever before, Lena (Katie McGrath) must decide how far she is willing to go to stop her brother. Meanwhile, Supergirl (Melissa Benoist) and the team are faced with a challenge unlike anything they've ever dealt with before and it brings Alex (Chyler Leigh) to her breaking point.

Read our review of this episode in the "Supergirl: Episode Reviews".


"Phantom Menaces"

Supergirl (Melissa Benoist) makes a new ally. Lena (Katie McGrath) and Lex (guest star Jon Cryer) battle for control of Luthor Corp.

Read our review of this episode in the "Supergirl: Episode Reviews".


"Lost Souls"

Supergirl (Melissa Benoist) finds an opportunity to escape from the Phantom Zone but it comes with some dangerous strings attached. Meanwhile, Lena (Katie McGrath) joins the Super Friends on a mission but finds she disagrees with their plan of action against the Phantoms and wonders if she is truly ready to be a part of the team.

Read our review of this episode in the "Supergirl: Episode Reviews".


"Prom Night!"

Nia (Nicole Maines) and Brainy (Jesse Rath) attempt to save Supergirl (Melissa Benoist) from the Phantom Zone by time traveling back to Kara's home in 2009. While determined to secure the item needed to help Supergirl, Brainy is worried about keeping a low profile so as not to alter the future timeline. However, when their ship crashes upon arrival, a young Kara Danvers (guest star Izabela Vidovic) is the first on the scene. Meanwhile, a young reporter named Cat Grant (guest star Eliza Helm) sets her sights on Midvale as she suspects there is a big story in the small town.

Read our review of this episode in the "Supergirl: Episode Reviews".


"Prom Again"

Part two of the flashback episodes pick up where things left off - Young Kara (guest star Izabela Vidovic) experiences kryptonite for the first time, Nia (Nicole Maines) and Brainy (Jesse Rath) are trapped by invading aliens, and a young Cat Grant (guest star Eliza Helm) may be the reason Supergirl never gets out of the Phantom Zone.

Read our review of this episode in the "Supergirl: Episode Reviews".


"Fear Knot"

As the Super Friends brave the Phantom Zone to bring Supergirl (Melissa Benoist) home, each member of the team is confronted by visions of their worst fear.

Read our review of this episode in the "Supergirl: Episode Reviews".


"Welcome Back, Kara!"

As Supergirl (Melissa Benoist) and Zor-El (guest star Jason Behr) make their return to National City, they are determined to keep the Phantom Zone behind them and enjoy being superheroes together. Unfortunately, their overzealous efforts backfire, creating a whole new threat to National City.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Dream Weaver"

Kelly (Azie Tesfai) meets Joey (guest star Aiden Stoxx), a young orphaned alien boy, who is acting out in foster care because he fears there is something wrong with his brother Orlando (guest star Jhaleil Swaby), who is incarcerated. Kelly asks Kara (Melissa Benoist) to help her investigate and they stumble upon abuse at the prison. Meanwhile, Nyxly (Peta Sergeant) crashes one of Nia's (Nicole Maines) dreams and asks her for help.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Still I Rise"

Kelly (Azie Tesfai) meets Joey (guest star Aiden Stoxx), a young orphaned alien boy, who is acting out in foster care because he fears there is something wrong with his brother Orlando (guest star Jhaleil Swaby), who is incarcerated. Kelly asks Kara (Melissa Benoist) to help her investigate and they stumble upon abuse at the prison. Meanwhile, Nyxly (Peta Sergeant) crashes one of Nias (Nicole Maines) dreams and asks her for help.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Mxy in the Middle"

Supergirl (Melissa Benoist) and team must stop Nyxly (Peta Sergeant) from vanquishing a familiar face from Supergirl's past Mr. Mxyzptlk (guest star Thomas Lennon). Mxy returns and explains Nyxly's dark history to the super team in the best way he knows how in song form. Meanwhile, Lena (Katie McGrath) visits her mother's birthplace in Ireland, eager to dig into her past but is shocked by the small town's icy reception towards her.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Blind Spots"

Kelly (Azie Tesfai) is horrified when the Ormfell building implodes, injuring many in the community, including Joey (guest star Aiden Stoxx). However, her horror quickly turns to frustration when she realizes that the hospital is overwhelmed, people are getting sicker, and no one is coming to help including Supergirl (Melissa Benoist) who is busy fighting Nyxly (Peta Sergeant). Knowing that she can make a difference, Kelly embraces her power and fully steps into her role as Guardian. Joined by Supergirl, Alex (Chyler Leigh), Diggle (guest star David Ramsey) and team, Guardian leads the way to restoring justice to the fallen community.

Read our review of this episode in the "Supergirl: Episode Reviews".

"The Gauntlet"

Supergirl (Melissa Benoist) and team race Nyxly (Peta Sergeant) for control of a magical totem that controls courage. Supergirl and Nyxly battle and each get a piece of the totem but learn the first person to pass the test of courage will gain control of the entire thing. Meanwhile, Lena (Katie McGrath) is still struggling to make sense of her newfound gift.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Magical Thinking"

Lena (Katie McGrath) is uncertain about using her magical abilities to help Supergirl (Melissa Benoist) retrieve the second totem from Nyxly (Peta Sergeant). William (Staz Nair) struggles to write a story on the Super Friends that makes both the heroes and Andrea (Julie Gonzalo) happy. Meanwhile, Kelly (Azie Tesfai) is thrilled Esme (guest star Mila Jones) has found a new home, but things go awry and the little girl's future is put in danger.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Hope For Tomorrow"

Supergirl (Melissa Benoist) continues to fight Nyxly (Peta Sergeant) for the remaining totems but after Nyxly kidnaps William (Staz Nair), Supergirl realizes she needs to take a more proactive stance to keep National City safe. Meanwhile, Alex (Chyler Leigh) faces the biggest challenge of her life.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Nightmare in National City"

Kara (Melissa Benoist) lands her dream story for Catco but when the city is suddenly attacked by a nightmare monster at the same time as her interview, she is forced to take a serious look at her life and decide if she can continue to live as both Kara and Supergirl. As Dreamer (Nicole Maines) takes the lead on the search for the Dream Totem, which can vanquish they nightmare monster in National City, she realizes she needs to ask her sister Mauve (guest star Hannah James) for help. Old wounds resurface as the two sisters come face to face.

Read our review of this episode in the "Supergirl: Episode Reviews".

"I Believe in a Thing Called Love"

When Lex Luthor (guest star Jon Cryer) appears by Nyxlys (Peta Sergeant) side, Supergirl (Melissa Benoist) and team must deal with the emotional fallout of facing their two biggest foes at the same time. Alex (Chyler Leigh) makes plans for the perfect proposal to Kelly (Azie Tesfai), but work keeps getting in the way.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Truth or Consequences"

Supergirl is determined to keep everyone safe from Lex and Nyxly so she doubles down on patrol, especially as Alex and Kelly's bachelorette party is coming up. Alex is torn between duty and finally allowing herself the time to enjoy her new family. Brainy receives heartbreaking news, and William clashes with Andrea over her recent coverage of Lex.

Read our review of this episode in the "Supergirl: Episode Reviews".

"The Last Gauntlet"

In the penultimate buildup to the season finale, Supergirl (Melissa Benoist) and the super friends take drastic action after a loved one is kidnapped by Nyxly (Peta Sergeant) and Lex (guest star Jon Cryer). An unlikely ally steps in to help the team.

Read our review of this episode in the "Supergirl: Episode Reviews".

"Kara"

In the epic series finale, Supergirl (Melissa Benoist) is joined by familiar faces from the past to help her stop Lex (guest star Jon Cryer) and Nyxly (Peta Sergeant) for good. Meanwhile, Alex (Chyler Leigh) and Kelly (Azie Tesfai) prepare to walk down the aisle. Mehcad Brooks, Jeremy Jordan and Chris Wood return for the series finale.

Read our review of this episode in the "Supergirl: Episode Reviews".