“Event Horizon” Filming Locations

Kara is attempting to work up the courage to tell Lena her secret when she learns that Lena sold CatCo while a mysterious shapeshifter summons one of J'onn's enemies from the Phantom Zone.

Supergirl episode “Event Horizon” was filmed in Surrey & Vancouver in Canada.

Prado Cafe as Noonan's

Kelly tells Kara, Alex, and J'onn about her new job over coffee and after she leaves Alex tries to convince Kara to come clean to Lena.