Believe it or not, more than two decades have passed since Battlestar Galactica premiered on the The Sci-FI Channel, and the show has bounced around different streaming services in the years since its four-season run ended in 2009. The legacy is strong, however, and not because Katee Sackhoff is one of the most memorable Big Bang Theory guest stars . Sackhoff and her BSG costar, Tahmoh Penikett, have opened up about the show's lasting impact that Edward James Olmos predicted... even though they didn't believe him at the time.

Sackhoff and Penikett were in their early 20s when they debuted as Kara "Starbuck" Thrace and Karl "Helo" Agathon, respectively. Both had some TV credits to their name at the time, but no breakout hits and certainly nothing that shot them to pop culture f

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