Patrick Jane's past returns in this episode of The Mentalist. Enjoy the official CBS preview for it.
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Here's a promo for the November 25, 2008 episode of The Mentalist. It's titled "The Thin Red Line."
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The Mentalist Quotes

Did you know that habitual mockery is a strong indicator of depression?

Dr. Montague

It's like finding a needle in a stack of needles.

Jane