NCIS: 6x21
Toxic
When a government scientist goes missing, Abby is recruited to carry on his work, but the team worries that she may meet the same fate as her predecessor.
6 - 1Last Man Standing Sep. 23, 2008
6 - 2Agent Afloat Sep. 30, 2008
6 - 3Capitol Offense Oct. 07, 2008
6 - 4Heartland Oct. 14, 2008
6 - 5Nine Lives Oct. 21, 2008
6 - 6Murder 2.0 Oct. 28, 2008
6 - 7Collateral Damage Nov. 11, 2008
6 - 8Cloak Nov. 18, 2008
6 - 9Dagger Nov. 25, 2008
6 - 10Road Kill Dec. 02, 2008
6 - 11Silent Night Dec. 16, 2008
6 - 12Caged Jan. 06, 2009
6 - 13Broken Bird Jan. 13, 2009
6 - 14Love and War Jan. 27, 2009
6 - 15Deliverance Feb. 10, 2009
6 - 16Bounce Feb. 17, 2009
6 - 17South by Southwest Feb. 24, 2009
6 - 18Knockout Mar. 17, 2009
6 - 19Hide and Seek Mar. 24, 2009
6 - 20Dead Reckoning Mar. 31, 2009
6 - 21Toxic Apr. 07, 2009
6 - 22Legend (1) Apr. 28, 2009
6 - 23Legend (2) May. 05, 2009
6 - 24Semper Fidelis May. 12, 2009
6 - 25Aliyah May. 19, 2009