Nathan Fillion (Mal Reynolds) is starring in Castle, Morena Baccarin (Inara) on V, Adam Baldwin (Jayne) on Chuck.

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With the president being a professed fan of Showtime's "Homeland, " perhaps it wasn't surprising to see stars Claire Danes and Morena Baccarin there as well.

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Using Firefly again as an example, the biggest impediment stopping that show from returning in some form is the fact that many of its lead actors are starring in their own popular projects right now, Nathan Fillion in Castle, Morena Baccarin in Homeland, and so on.

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