Know It All

S18 E1504/05/17TV-14
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When a tech genius becomes the prime suspect in his girlfriend's murder, he threatens to expose the team's deepest, darkest secrets.

Available until 09/22/17
Appearing:Mariska HargitayKelli GiddishPeter ScanavinoRaul Esparza
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S18 E1542 minFull EpisodeDramaPrimetime