Preview clip for the Supergirl episode "The Darkest Places" featuring the Guardian
DC All Access seems to have revealed the identity of Supergirl's Cyborg Superman.
Preview images for the Supergirl episode "Medusa" featuring the return of Helen Slater as Eliza Danvers
Official CW description for the Supergirl episode "Medusa" guest starring Helen Slater
Preview images for the Supergirl episode "The Darkest Places"
Overnight ratings report for the Supergirl episode "Changing"
Screen captures from the extended promo trailer for the Supergirl episode "The Darkest Place"
Preview trailer for the Supergirl episode "The Darkest Place"
Interview with Mehcad Brooks about James Olsen's new role on The CW's Supergirl.
The CW has released two preview videos for the Supergirl episode "Changing."