Calista Flockhart's Cat Grant is returning to Supergirl.
Tyler Hoechlin's Superman is returning to Supergirl.
Official preview images for the Supergirl episode "Ace Reporter"
Katie McGrath has been promoted to series regular for Supergirl Season 3.
Official CW description for the Supergirl episode "Ace Reporter"
Screen captures from the preview trailer for the Supergirl episode "Ace Reporter"
Preview trailer for the Supergirl episode "Ace Reporter"
"Inside" video and preview clips promoting the Supergirl episode "Distant Sun"
Official CW preview images for the Supergirl episode "Distant Sun"
David Harewood discusses his role in the Flash musical crossover with Supergirl airing tonight on The CW.