I was going to say one of the best episodes but there are like 11 of them :D
screencap
dollhouse
season 1
episode 7
echoes
1x07
107
image
echos
This Dollhouse screencap contains
porta girevole and revolver.
There might also be
porta scorrevole, soggiorno, salotto, camera anteriore, salone, sala, portico, and portico di fronte.