Doppel-starlets

I was checking the Globe and Mail website tonight when the following thumbnail photo made me do a doubletake:

Even though I've recently seen this particular actress in a movie that I had very strong feelings about, I could not remember her name. I could not even remember whether or not I knew her name. Was I losing my mind? A little Googling made me realize that there was a reason I couldn't immediately identify the actress:

Oscar aspirations notwithstanding, I do wish they would lay off the eyeliner.