On the newest episode of Medium called "All in the Family, who played the sister of Van Der Beek's character?

In the episode, she was the woman who had short hair. What is her name?|||That would be the drop dead beauty Morena Baccarin.|||Morena Baccarin, I think... but it's not showing up on IMDB and it's not on episodeguide.com either... but she looks and sounds like the same woman who played Inara on Firefly... who is Morena Baccarin.|||It is Morena Baccarin from SG1 and FireFly