114 6x01 "Last Man Standing" September 23, 2008 (2008-09-23)
115 6x02 "Agent Afloat" September 30, 2008 (2008-09-30)
116 6x03 "Capitol Offense" October 7, 2008 (2008-10-07)
117 6x04 "Heartland" October 14, 2008 (2008-10-14)
118 6x05 "Nine Lives" October 21, 2008 (2008-10-21)
119 6x06 "Murder 2.0" October 28, 2008 (2008-10-28)
120 6x07 "Collateral Damage" November 11, 2008 (2008-11-11)
121 6x08 "Cloak " November 18, 2008 (2008-11-18)
122 6x09 "Dagger " November 25, 2008 (2008-11-25)
123 6x10 "Road Kill" December 2, 2008 (2008-12-02)
124 6x11 "Silent Night" December 16, 2008 (2008-12-16)
125 6x12 "Caged" January 6, 2009 (2009-01-06)
126 6x13 "Broken Bird" January 13, 2009 (2009-01-13)
127 6x14 "Love & War" January 27, 2009 (2009-01-27)
128 6x15 "Deliverance" February 10, 2009 (2009-02-10)
129 6x16 "Bounce" February 17, 2009 (2009-02-17)
130 6x17 "South By Southwest" February 24, 2009 (2009-02-24)
131 6x18 "Knockout" March 17, 2009 (2009-03-17)
132 6x19 "Hide and Seek" March 24, 2009 (2009-03-24)
133 6x20 "Dead Reckoning" March 31, 2009 (2009-03-31)
134 6x21 "Toxic"[7] April 7, 2009 (2009-04-07)
135 6x22 "Legend (Part 1)" April 28, 2009 (2009-04-28)
136 6x23 "Legend (Part 2)" May 5, 2009 (2009-05-05)
137 6x24 "Semper Fidelis" May 12, 2009 (2009-05-12)
138 6x25 "Aliyah May 19, 2009 (2009 - 05-19)