'House' guests: Famous patients and personnel of Princeton-Plainsboro

"House"-hold name: Shohreh Aghdashloo as Afsoun Hamidi.

"House"-lights: Afsoun is a performance artist who takes ill in the Season 7 finale.

Out-"House": Aghdashloo's accent makes all of her performances memorable -- we particularly loved her work as Dina Araz on "24."