The four main characters share a house in Surbiton, London, UK:
The main rooms of
the house are the lounge, kitchen, hallway, the four bedrooms, the stairs, the
bathroom and the cellar.

Karl's psychiatrist's study:
Every
show begins with Karl reclining on his psychiatrist's couch, recounting his
latest mishap, be it with his housemates ('those larvae'), sibblings ('all 2
million of them') or his ever-worsening love life ('and as you know, when I get
upset I vomit...').

Other random locations will be used in each show, from the hidden
rainforests within the sofa, to a televangelist's studio in Croydon, the world
of the Bugs is certainly not limited. In the pilot episode we visit a
French colony on Mars...
