Season 1
Artwork
| # | Image | Title | Aired |
|---|---|---|---|
| 1 |  | Rising (1) | Jul 16, 2004 |
| 2 |  | Rising (2) | Jul 16, 2004 |
| 3 |  | Hide and Seek | Jul 23, 2004 |
| 4 |  | Thirty-Eight Minutes | Jul 30, 2004 |
| 5 |  | Suspicion | Aug 6, 2004 |
| 6 |  | Childhood's End | Aug 13, 2004 |
| 7 |  | Poisoning the Well | Aug 20, 2004 |
| 8 |  | Underground | Aug 27, 2004 |
| 9 |  | Home | Sep 10, 2004 |
| 10 |  | The Storm (1) | Sep 17, 2004 |
| 11 |  | The Eye (2) | Jan 21, 2005 |
| 12 |  | The Defiant One | Jan 28, 2005 |
| 13 |  | Hot Zone | Feb 4, 2005 |
| 14 |  | Sanctuary | Feb 11, 2005 |
| 15 |  | Before I Sleep | Feb 18, 2005 |
| 16 |  | The Brotherhood | Feb 25, 2005 |
| 17 |  | Letters from Pegasus | Mar 4, 2005 |
| 18 |  | The Gift | Mar 11, 2005 |
| 19 |  | The Siege (1) | Mar 18, 2005 |
| 20 |  | The Siege (2) | Mar 25, 2005 |