Episode Guide
| Season 02 | ||
| Episode 1 | Man of Science, Man of Faith | September 21, 2005 |
| Episode 2 | Adrift | September 28, 2005 |
| Episode 3 | Orientation | October 05, 2005 |
| Episode 4 | Everybody Hates Hugo | October 12, 2005 |
| Episode 5 | ...And Found | October 19, 2005 |
| Episode 6 | Abandoned | November 09, 2005 |
| Episode 7 | The Other 48 Days | November 16, 2005 |
| Episode 8 | Collision (a.k.a. Old Habits) | November 23, 2005 |
| Episode 9 | What Kate Did | November 30, 2005 |
| Episode 10 | The 23rd Psalm | January 11, 2006 |
| Episode 11 | The Hunting Party | January 18, 2006 |
| Episode 12 | Fire + Water | January 25, 2006 |
| Episode 13 | The Long Con | February 08, 2006 |
| Episode 14 | One of Them | February 15, 2006 |
| Episode 15 | Maternity Leave | March 01, 2006 |
| Episode 16 | The Whole Truth | March 22, 2006 |
| Episode 17 | Lockdown | March 29, 2006 |
| Episode 18 | Dave | April 05, 2006 |
| Episode 19 | S.O.S. | April 12, 2006 |
| Episode 20 | Two for the Road | May 03, 2006 |
| Episode 21 | ? | May 10, 2006 |
| Episode 22 | Three Minutes | May 17, 2006 |
| Episode 23 | Live Together, Die Alone (1) | May 24, 2006 |
| Episode 24 | Live Together, Die Alone (2) | May 24, 2006 |
| Season 03 | ||
| Episode 1 | A Tale of Two Cities | October 04, 2006 |
| Episode 2 | The Glass Ballerina | October 11, 2006 |
| Episode 3 | Further Instructions | October 18, 2006 |
| Episode 4 | Every Man for Himself | October 25, 2006 |
| Episode 5 | The Cost of Living | November 01, 2006 |
| Episode 6 | I Do | November 08, 2006 |
| Episode 7 | Not In Portland | February 07, 2007 |
| Episode 8 | Flashes Before Your Eyes | February 14, 2007 |
| Episode 9 | Stranger In A Strange Land | February 21, 2007 |
| Episode 10 | Tricia Tanaka is Dead | February 28, 2007 |
| Episode 11 | Enter 77 | March 07, 2007 |
| Episode 12 | Par Avion | March 14, 2007 |
| Episode 13 | The Man From Tallahassee | March 21, 2007 |
| Episode 14 | Exposé | March 28, 2007 |
| Episode 15 | Left Behind | April 04, 2007 |
| Episode 16 | One of Us | April 11, 2007 |
| Episode 17 | Catch-22 | April 18, 2007 |
| Episode 18 | D.O.C. | April 25, 2007 |
| Episode 19 | The Brig | May 02, 2007 |
| Episode 20 | The Man Behind the Curtain | May 09, 2007 |
| Episode 21 | Greatest Hits | May 16, 2007 |
| Episode 22 | Through The Looking Glass (1) | May 23, 2007 |
| Episode 23 | Through The Looking Glass (2) | May 23, 2007 |
| Season 04 | ||
| Episode 1 | The Beginning of the End | January 31, 2008 |
| Episode 2 | Confirmed Dead | February 07, 2008 |
| Episode 3 | The Economist | February 14, 2008 |
| Episode 4 | Eggtown | February 21, 2008 |
| Episode 5 | The Constant | February 28, 2008 |
| Episode 6 | The Other Woman | March 06, 2008 |
| Episode 7 | Ji Yeon | March 13, 2008 |
| Episode 8 | Meet Kevin Johnson | March 20, 2008 |
| Episode 9 | The Shape of Things to Come | April 24, 2008 |
| Episode 10 | Something Nice Back Home | May 01, 2008 |
| Episode 11 | Cabin Fever | May 08, 2008 |
| Episode 12 | There's No Place Like Home (1) | May 15, 2008 |
| Episode 13 | There's No Place Like Home (2) | May 29, 2008 |
| Episode 14 | There's No Place Like Home (3) | May 29, 2008 |
| Season 05 | ||
| Episode 1 | Because You Left | January 21, 2009 |
| Episode 2 | The Lie | January 21, 2009 |
| Episode 3 | Jughead | January 28, 2009 |
| Episode 4 | The Little Prince | February 04, 2009 |
| Episode 5 | This Place Is Death | February 11, 2009 |
| Episode 6 | 316 | February 18, 2009 |
| Episode 7 | The Life and Death of Jeremy Bentham | February 25, 2009 |
| Episode 8 | LaFleur | March 04, 2009 |
| Episode 9 | Namaste | March 18, 2009 |
| Episode 10 | He's Our You | March 25, 2009 |
| Episode 11 | Whatever Happened, Happened | April 01, 2009 |
| Episode 12 | Dead Is Dead | April 08, 2009 |
| Episode 13 | Some Like It Hoth | April 15, 2009 |
| Episode 14 | The Variable | April 29, 2009 |
| Episode 15 | Follow the Leader | May 06, 2009 |
| Episode 16 | The Incident (1) | May 13, 2009 |
| Season 06 | ||
| Episode 1 | LA X (1) | February 02, 2010 |
| Episode 2 | LA X (2) | February 02, 2010 |
| Episode 3 | What Kate Does | February 09, 2010 |
| Episode 4 | The Substitute | February 16, 2010 |
| Episode 5 | Lighthouse | February 23, 2010 |
| Episode 6 | Sundown | March 02, 2010 |
| Episode 7 | Dr. Linus | March 09, 2010 |
| Episode 8 | Recon | March 16, 2010 |
| Episode 9 | Ab Aeterno | March 23, 2010 |
| Episode 10 | The Package | March 30, 2010 |
| Episode 11 | Happily Ever After | April 06, 2010 |
| Episode 12 | Everybody Loves Hugo | April 13, 2010 |
| Episode 13 | The Last Recruit | April 20, 2010 |
| Episode 14 | The Candidate | May 04, 2010 |
| Episode 15 | What They Died For | May 11, 2010 |
| Episode 16 | The End | May 18, 2010 |
| Episode 17 | The End (1) | May 23, 2010 |
| Episode 18 | The End (2) | May 23, 2010 |