A couple of brief updates about The CW's "The Flash" today. First up, it has been confirmed that "Firefly" and "Homeland" actress Morena Baccarin is the person who provided the voice of Gideon, Harrison Wells' A.I. personal assistant, in this week's episode of "The Flash". It isn't known yet if Gideon will be appearing in future episodes, but it marks Baccarin second current foray into DC Comics on TV as she will be playing the recurring role of Dr.