An American actress born on July 24, 1981, in San Antonio, Texas, she is best known for her roles in science fiction and fantasy television series. A trained ballet dancer, her breakthrough came with the role of River Tam in the series "Firefly" and its film sequel, "Serenity." She is also recognized for portraying Cameron in "Terminator: The Sarah Connor Chronicles." Her work extends to guest appearances on shows like "The Big Bang Theory" and "Arrow," where she continues to captivate audiences with her performances.