Nell needs helping getting past her traumatic experience on NCIS: Los Angeles. "The 3rd Choir" is the fourth episode of the show's sixth season.
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Nate makes his return, as seen in this scene from the January 15, 2013 episode of NCIS: Los Angeles.
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Nate turns up unexpectedly in this episode as well. Here he meets Callen in the hotel.
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Sam and Nate are reunited in the February 1, 2011 episode of NCIS: Los Angeles. Check out this image from "Lockup."
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Deeks, Callen, Kensi and Sam made a foursome worth watching each week on NCIS: Los Angeles.
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On NCIS: Los Angeles, Nate "Doc" Getz is an operating psychologist in the Office of Special Projects. He's pretty cool.
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