The from the 1950s anthology series The Silent Service .
The The Silent Service on Prime Video.
The story reaches its climax when the saboteur realizes Harm and Mac are onto him. He attempts to eliminate them to protect his hero persona, leading to a high-stakes confrontation in the cramped, pressurized corridors of the submarine before he is finally apprehended. [S4E16] Silent Service
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The atmosphere on the submarine is tense. Chief Petty Officer Basilio warns Mac and Harm that the boat is "spooked," as crew members keep getting sick or injured under mysterious circumstances. The investigation reveals a chilling pattern of sabotage: The from the 1950s anthology series The Silent Service
The where Gibbs and Bishop deal with a radio-silent submarine . [S4E16] Silent Service