Killing Eve
Paddington Hotel
interiors for the almost empty hotel Villanelle stays in when Raymond is her handler, season 2.
Carolyn's Russian Safe House
In Season 4 Carolyn defects to Russia so she can continue her hunt for the 12. Her rough Russian housing, complete with a dead rat for a rat, is really filmed a stones throw from Hyde Park in London in episode 4x03 “Rainbow in Beige Boots”.