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 and 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