We heard a rumor couple of weeks ago that Summer Glau will be guest starring on the new Syfy show Alphas.
It has been discussed by our members in these forum threads:
From the Alphas panel
at the San Diego Comic Con, it has been confirmed that
Garret Dillahunt, Brent Spiner and Summer Glau
will be guest starring on the show. Alphas executive producer Ira Steven Behr didn't go into details about the characters they'd be playing, but
he did say that he'd just seen Glau's episode and that she's "terrific"