Sezon 4
Bölümler
1 Sacrifice 28 Eyl 2008 
2 Sudden Flight 5 Eki 2008 
3 Sex Trade 12 Eki 2008 
4 The Conduit 19 Eki 2008 
5 Dancing Lessons 26 Eki 2008 
6 Inquisition 2 Kas 2008 
7 Into Hell (1) 9 Kas 2008 
8 Into Hell (2) 16 Kas 2008 
9 Shadow Riders 23 Kas 2008 
10 Misled & Misguided 30 Kas 2008 
11 Switchblade 21 Ara 2008 
12 Bad Beat 4 Oca 2009 
13 The Spear of Destiny 11 Oca 2009 
14 The Last Nazi 15 Şub 2009 
15 Hero 8 Mar 2009 
16 Hill 60 15 Mar 2009 
17 Flesh & Blood 22 Mar 2009 
18 Best Laid Plans 29 Mar 2009 
19 Whiplash 12 Nis 2009 
20 Chaos Theory 26 Nis 2009 
21 Endgame 3 May 2009 
22 Unknown Soldier 10 May 2009