Official preview images for the Supergirl episode "We Can Be Heroes"
Extended promo trailer for the Supergirl episode "Supergirl Lives" and beyond, featuring the return of Brit Morgan as Livewire
Promo trailer for the Supergirl episode titled "Livewire"
Preview images for the fourth episode of Supergirl on CBS, titled "Livewire"
Brit Morgan will be playing Livewire on Supergirl.