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NCIS
Season 9 · Episode 17
Need to Know
7.841mFebruary 28, 2012
Top-secret clearance from a Naval research laboratory is jeopardized when the murder of a Chief Petty Officer is connected to an international arms dealer.
Episodes
- Episode 1Nature of the Beast
- Episode 2Restless
- Episode 3The Penelope Papers
- Episode 4Enemy on the Hill
- Episode 5Safe Harbor
- Episode 6Thirst
- Episode 7Devil's Triangle
- Episode 8Engaged (1)
- Episode 9Engaged (2)
- Episode 10Sins of the Father
- Episode 11Newborn King
- Episode 12Housekeeping
- Episode 13A Desperate Man
- Episode 14Life Before His Eyes
- Episode 15Secrets
- Episode 16Psych Out
- Episode 17Need to Know
- Episode 18The Tell
- Episode 19The Good Son
- Episode 20The Missionary Position
- Episode 21Rekindled
- Episode 22Playing with Fire
- Episode 23Up in Smoke
- Episode 24Till Death Do Us Part