Summer Glau Biography (2)
Arriving in Los Angeles just two years ago, Summer Glau makes her series regular debut on Firefly, portraying the emotionally fragile, yet intellectually gifted River.
A classically trained ballet dancer who also studied flamenco and tango, Glau has been dancing professionally since the age of 12. After appearing in a variety of regional theater productions, she made her television debut last season guest starring on Joss Whedon's Angel.
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