UFOs
S04E21 Brothers in Arms
Director Shepard faces a grave error when she meets with an informant alone to discuss Le Grenouille, resulting in the informant's murder. In the aftermath, the NCIS team must piece together all available intelligence to track down their elusive adversary.
Season 4 Episodes
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2
3
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7
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9
10
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Shalom
Escaped
Singled Out
Faking It
Dead and Unburied
Witch Hunt
Sandblast
Once a Hero
Twisted Sister
Smoked
Driven
Suspicion
Sharif Returns
Blowback
Friends and Lovers
Dead Man Walking
Skeletons
Iceman
Grace Period
Cover Story
Brothers in Arms
In the Dark
Trojan Horse
Angel of Death