When did NCIS Season 5 Episode 18 air?
NCIS Season 5 Episode 18 aired on May 20, 2008 at 8 PM ET.


Back in force.
From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has any connection to Navy and Marine Corps personnel, regardless of rank or position.

When a former NCIS agent is found dead, the entire team is put in danger as they hunt after the killer.
Direct answers for episode-level questions and details.
NCIS Season 5 Episode 18 aired on May 20, 2008 at 8 PM ET.
This episode runs for approximately 45 minutes.
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