8921 Glover Road as Lockwood Home
Ben Lockwood returns home to find Manchester waiting for him posing as an old college friend for his wife.
Source: AprilBC23 — Twitter via What's Filming
“Bunker Hill” Filming Locations
Kara and Brainy help Nia investigate after she reports strange nightmares about Agent Liberty while Manchester makes a move on Ben Lockwood.
Supergirl episode “Bunker Hill” was filmed in Langley & Coquitlam in Canada.
McAllister Avenue & Mary Hill Road as Street by Collingwood High School
Kara, Nia, and Brainy arrive in Collingwood and an alien-sniffing dog notices then.
Leigh Square Place as Collingwood Street
Kara notices a group of Children of Liberty following them and sends Brainy off to distract Nia while she tries to get herself kidnapped.
Langley Events Centre as National City Men's Central Jail
Ben Lockwood is escorted to jail through a crowd of supporters which includes his wife.