Season 4
Episodes
1 New World Order Sep 1, 2011 
2 Escort (1) Sep 1, 2011 
3 Escort (2) Sep 8, 2011 
4 Lion Sep 15, 2011 
5 Threats Sep 22, 2011 
6 In His Nature Sep 29, 2011 
7 Survival Oct 6, 2011 
8 Life Support Oct 13, 2011 
9 Explosives Oct 20, 2011 
10 The Cuckoo Oct 27, 2011 
11 Kiss Nov 3, 2011 
12 Mortality Nov 10, 2011 
13 Dirty Bomb Nov 17, 2011