New Continental Apartments as Rooftop
All of Kara's friends and family join her for brunch on her newly renovated roof deck and she introduces them all to Nia.
“Parasite Lost” Filming Locations
Kara writes a profile on an alien healer in an attempt draw support for the aliens in National City but her article draws the attention of Jensen who is struggling to control Parasite.
Supergirl episode “Parasite Lost” was filmed in Vancouver, Langley, & Pitt Meadows in Canada.
Holly Lodge as Amadei's Home
Kara goes to interview Amadei with Nia and later Alex sets up a trap for Jensen during the vigil.
Source: chylerleighupdates — Tumblr
Jack Poole Plaza as National City Promenade
Kara tries to stop Jensen from attacking a shapeshifting busker but is overpowered by Parasite which Jensen uses to drain some of her power.
21670 Maxwell Crescent as 21690 Cornelian Road
Kara and J'onn investigate the home of the woman from Amadei's thoughts but soon learn that she is the healer's estranged daughter.
Meadow Gardens Golf Club as National City Media Summit
Lena and James attend a media event where James is scheduled to speak and run into Ben Lockwood who apologizes for their past encounters.
Alley (south of Granville, west of Nelson) as Alley near Amadei's Home
An alien heading to the vigil notices a body in the alley and is attacked by Jensen when he tries to help.