Happy Birthday, Mark Harmon!

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Now that CSI Files is covering the NCIS franchise and Criminal Minds in addition to the CSI series, we’ll be extending our birthday wishes to include actors from all four shows. NCIS star Mark Harmon (Leroy Jethro Gibbs) celebrates his birthday today, September 2. He was born on this day in 1951.

Rachel Trongo

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Rachel Trongo

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