Melissa Joan Hart
I am always thrilled beyond belief when I find a celebrity who shares my birth defect. They don’t know it, but they’ve just joined my club.
(There are more, I’m sure, but these are the first three I discovered and also the only ones I can remember at the moment.)
[ETA: Paris Hilton! Definitely has ptosis. Not sure about the accomplished actor bit, but she’s certainly a celebrity.] h/t inabigwayiamreallysmall
[ETA: Diego Rivera. *drops mic*]