Watch Eureka Season 4 Episode 20 online replay here at ShowFreeVids.com with the episode title “One Giant Leap” which is air date is September 19, 2011 Monday night on Syfy.
Here is the brief episode summary of the series.
This is the season 4 finale of Eureka and in this episode, Carter and Jo respond to a mysterious attack on the presidential convoy. Meanwhile, good-byes are exchanged before the Astraeus mission is launched and cosmic anomalies threaten Eureka.
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