
even in the UNDERGROUND ventilation ducts.
Money Heist Season 1, Episode 11

I will not hide UNDERGROUND.
Game of Thrones Season 8, Episode 2

Take the ski mask off.
I feel like I'm talking to the
Weather Underground here.
Breaking Bad Season 2, Episode 8

with UNDERGROUND tree people
from the dawn of time.
The Big Bang Theory Season 9, Episode 21

Call the UNDERGROUND unit!
Money Heist Season 3, Episode 8