Clarkson Street (between Begbie & McKenzie) as Quill's Apartment
Maggie and Alex track down the Quill who is a suspect in the murder of the alien.
“Survivors” Filming Locations
The body of a alien leads Maggie and Alex into investigating an underground alien fight club while Hank tries to bond with M'gann and Kara works on her first real story.
Supergirl episode “Survivors” was filmed in New Westminster, Langley, & Surrey in Canada.
Port Mann Power Station as First Fight Club (exterior)
Alex joins Maggie outside a warehouse in a fancy outfit for their not-a-date at the fight club.
Port Mann Power Station as Second Fight Club
Hank and M'gann are forced to fight each other at Roulette's fight club but are saved by Supergirl and the DEO.
102 Avenue & 201 Street as Confronting Roulette
Supergirl stops Roulette's limo and confronts her about the fight club.
New Westminster Police Service as National City Police Department
Alex arrives at the police station just as Maggie is forced to release Roulette and then she asks Maggie out for drinks.
628 Carnarvon Street as Body Dump
Maggie invites Alex to where the police found the body of an alien in the trunk of a car.
Source: James Bamford — Instagram
20146 100a Avenue as Al's Bar
Hank returns to the bar to apologize to M'gann only to be captured by Roulette.