Supergirl's Melissa Benoist talks about this year's DC TV crossover "Crisis on Earth-X."
Supergirl cast member Chyler Leigh previews the four-show DC TV crossover "Crisis on Earth-X" airing on The CW.
Actor David Harewood has shared a peek inside the Legion ship on Supergirl.
Preview images for the Supergirl chapter of the DC TV crossover "Crisis on Earth-X, Part 1"
Official CW description for the Supergirl episode "Reign"
Preview images and trailer for the Supergirl episode "Wake Up" featuring the return of Mon-El
Melissa Benoist teases the return of Mon-El and the coming of the Legion of Super-Heroes to the Supergirl TV series.