Supergirl 3x21 "Not Kansas" Season 3 Episode 21 Extended Promo - 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. Subscribe to tvpromosdb on Youtube for more Supergirl season 3 promos in HD!

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Supergirl 3x21 Extended Promo/Preview "Not Kansas"
Supergirl Season 3 Episode 21 Extended Promo
Supergirl 3x21 Extended Promo "Not Kansas" (HD)

» Watch Supergirl Mondays at 8:00pm/7c on The CW
» Starring: Melissa Benoist, Chyler Leigh, Mechad Brooks, David Harewood

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