Preview clip and "Inside" video promoting the Supergirl episode "City of Lost Children"
Official preview images for the Supergirl episode "City of Lost Children"
Screen captures for the promo trailer previewing the Supergirl episode "City of Lost Children"
Preview trailer for the Supergirl episode "City of Lost Children"
Official CW description with spoilers for the Supergirl episode "City of Lost Children"
This Is Us actor Lonnie Chavis will be appearing on Supergirl in the episode "City of Lost Children"