Watch NCIS Season 6 Episode 24 online via TV Fanatic with over 6 options to watch the NCIS S6E24 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, and CBS All Access.
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Here's an overview of "Semper Fidelis." It's the second-to-last episode of NCIS' sixth season.