When did NCIS Season 8 Episode 21 air?
NCIS Season 8 Episode 21 aired on April 12, 2011 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.

The NCIS team tracks a Navy Lieutenant's killer after a Pentagon security camera reveals a Petty Officer committing the crime.
Direct answers for episode-level questions and details.
NCIS Season 8 Episode 21 aired on April 12, 2011 at 8 PM ET.
This episode runs for approximately 43 minutes.
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