When did NCIS Season 4 Episode 19 air?
NCIS Season 4 Episode 19 aired on April 3, 2007 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 weekend call to the NCIS tip line from an unknown source about possible terrorist activity results in the death of two agents sent into a trap, the NCIS team will have to find out who were the people responsible with the help from Agent Paula Cassidy, who holds herself responsible for the tragedy.
Direct answers for episode-level questions and details.
NCIS Season 4 Episode 19 aired on April 3, 2007 at 8 PM ET.
This episode runs for approximately 44 minutes.
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