it does look like her, but I don't know if it is.
They do have a lot of Portman body double actors in those films remember
(
HappyToast Groat froth,
Thu 15 Nov 2012, 20:59,
archived)
I have scrutinised the opera scene
and that costume is not in it.
YOU HAVE BEEN LIED TO BY THE INTERNET
(
Jahled Three shades of black,
Thu 15 Nov 2012, 21:16,
archived)