Supergirl 3×21 Season 3 Episode 21 Supergirl S03E21 Promo “Not Kansas” – KARA CONSIDERS A MAJOR LIFE CHANGE – Kara (Melissa Benoist) makes a major life decision. Meanwhile, J’onn (David Harewood) finds out that special DEO-caliber guns have hit the streets of National City. Dermott Downs directed the episode written by Gabriel Llanas & Anna Musky-Goldwyn (#321). Original airdate 6/4/2018.

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Supergirl 3×21 Preview/Promo “Not Kansas”
Supergirl Season 3 Episode 21 Promo
Supergirl 3×21 Promo “Not Kansas” (HD)

Starring: Melissa Benoist, Chyler Leigh, Mechad Brooks, David Harewood

Comment List

  • MariaLeBlanc 29 / 05 / 2018 Reply

    Supergirl leaves??? But Reign!

  • Claiton N. Vaiken 29 / 05 / 2018 Reply

    Huh! Could’ve fooled me. Rip Argo something will happen to it.. whether Kara’s mom dies or they all evacuate Argo for some reason moving to earth.. creating a krypton army to vs reign. Saving the new so called hero “Guardian” lmao

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