Warner Bros. Burbank Studios as Outside Kara's Apartment
Kara and Alex spot the helicopter falling through the sky and Kara runs off to become Supergirl.
“Livewire” Filming Locations
Supergirl episode “Livewire” was filmed in Los Angeles in the United States of America.
Warner Bros. Burbank Studios as WZPZ
Cat confronts Livewire outside their old radio station.