S4 - E1Mayhem Sep. 24, 2008
S4 - E2The Angel Maker Oct. 01, 2008
S4 - E3Minimal Loss Oct. 08, 2008
S4 - E4Paradise Oct. 22, 2008
S4 - E5Catching Out Oct. 29, 2008
S4 - E6The Instincts Nov. 05, 2008
S4 - E7Memoriam Nov. 12, 2008
S4 - E8Masterpiece Nov. 19, 2008
S4 - E952 Pickup Nov. 26, 2008
S4 - E10Brothers in Arms Dec. 10, 2008
S4 - E11Normal Dec. 17, 2008
S4 - E12Soul Mates Jan. 14, 2009
S4 - E13Bloodline Jan. 21, 2009
S4 - E14Cold Comfort Feb. 11, 2009
S4 - E15Zoe's Reprise Feb. 18, 2009
S4 - E16Pleasure Is My Business Feb. 25, 2009
S4 - E17Demonology Mar. 11, 2009
S4 - E18Omnivore Mar. 18, 2009
S4 - E19House on Fire Mar. 25, 2009
S4 - E20Conflicted Apr. 08, 2009
S4 - E21A Shade of Gray Apr. 22, 2009
S4 - E22The Big Wheel Apr. 29, 2009
S4 - E23Roadkill May. 06, 2009
S4 - E24Amplification May. 13, 2009
S4 - E25To Hell... (1) May. 20, 2009
S4 - E26...And Back (2) May. 20, 2009