Season 3, Episode 16 You Don't Know Jack

First Aired: August 28, 2009

A sonic cleaning at Global Dynamics coincides with a phenomenon that causes Eureka's citizens to develop a communal form of Alzheimer's. Meanwhile, Allison goes into labor in the third-season finale.

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Guest Cast

Jaime Ray Newman Dr. Tess Fontana

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  • Premiered: July 18, 2006
  • Rating: TV-14
  • User Rating:4.75 out of 5 (717 ratings)
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  • Premise: Geniuses inhabit a top-secret town in the Pacific Northwest, producing innovations and, sometimes, perilous situations in this quirky sci-fi series. (more)

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