The CW has cancelled Supergirl ahead of its sixth season, which will now be the show's last. Supergirl Season 7 will not happen on The CW, nor will the show be heroically saved by another network, production sources confirm. Supergirl‘s 20-episode sixth and final season will premiere in 2021. Star Melissa Benoist said of the Supergirl cancellation: To say it has been … [Read more...] about Supergirl Cancelled By The CW – No Season 7