Season 1
Artwork
| # | Image | Title | Aired |
|---|---|---|---|
| 1 |  | I Haven't Told You Everything | Sep 20, 2010 |
| 2 |  | To Keep Us Safe | Sep 27, 2010 |
| 3 |  | Protect Them from the Truth | Oct 4, 2010 |
| 4 |  | A Matter of Life and Death | Oct 11, 2010 |
| 5 |  | Casualties of War | Oct 18, 2010 |
| 6 |  | Loyalty | Oct 25, 2010 |
| 7 |  | I Know Who You Are | Nov 8, 2010 |
| 8 |  | For the Good of Our Country | Nov 15, 2010 |
| 9 |  | Your World to Take | Nov 22, 2010 |
| 10 |  | Everything Will Change | Nov 29, 2010 |
| 11 |  | And Then There Were More | Mar 7, 2011 |
| 12 |  | Inostranka | Mar 7, 2011 |
| 13 |  | Turnabout | Mar 14, 2011 |
| 14 |  | A Message Back | Mar 21, 2011 |
| 15 |  | Face Off | Mar 28, 2011 |
| 16 |  | You Bury Other Things Too | Apr 4, 2011 |
| 17 |  | Cut Off the Head | Apr 18, 2011 |
| 18 |  | Strain | Apr 25, 2011 |
| 19 |  | Us or Them | May 2, 2011 |
| 20 |  | One Will Live, One Will Die | May 9, 2011 |
| 21 |  | The Beginning of the End | May 16, 2011 |
| 22 |  | Arrival | May 23, 2011 |