Sezon 4
Bölümler
1 Orientation 21 Eyl 2009 
2 Jump, Push, Fall 21 Eyl 2009 
3 Ink 28 Eyl 2009 
4 Acceptance 5 Eki 2009 
5 Hysterical Blindness 12 Eki 2009 
6 Tabula Rasa 19 Eki 2009 
7 Strange Attractors 26 Eki 2009 
8 Once Upon a Time in Texas 2 Kas 2009 
9 Shadowboxing 9 Kas 2009 
10 Brother's Keeper 16 Kas 2009 
11 Thanksgiving 23 Kas 2009 
12 The Fifth Stage 30 Kas 2009 
13 Upon This Rock 4 Oca 2010 
14 Let It Bleed 4 Oca 2010 
15 Close to You 11 Oca 2010 
16 Pass/Fail 18 Oca 2010 
17 The Art of Deception 25 Oca 2010 
18 The Wall 1 Şub 2010 
19 Brave New World 8 Şub 2010