| episode | air date | countdown | title |
| S05E13 | 2012-12-24 | | The Diamond of the Day: Part Two | |
| S05E12 | 2012-12-22 | | The Diamond of the Day: Part One | |
| S05E11 | 2012-12-15 | | The Drawing of the Dark | |
| S05E10 | 2012-12-08 | | The Kindness of Strangers | |
| S05E09 | 2012-12-01 | | With All My Heart | |
| S05E08 | 2012-11-24 | | The Hollow Queen | |
| S05E07 | 2012-11-17 | | A Lesson in Vengeance | |
| S05E06 | 2012-11-10 | | The Dark Tower | |
| S05E05 | 2012-11-03 | | The Disir | |
| S05E04 | 2012-10-27 | | Another's Sorrow | |
| S05E03 | 2012-10-20 | | The Death Song of Uther Pendragon | |
| S05E02 | 2012-10-13 | | Arthur's Bane: Part Two | |
| S05E01 | 2012-10-06 | | Arthur's Bane: Part One | |
|
| |
| S04E13 | 2011-12-24 | | The Sword in the Stone: Part Two | |
| S04E12 | 2011-12-17 | | The Sword in the Stone: Part One | |
| S04E11 | 2011-12-10 | | The Hunter's Heart | |
| S04E10 | 2011-12-03 | | A Herald Of The New Age | |
| S04E09 | 2011-11-26 | | Lancelot Du Lac | |
| S04E08 | 2011-11-19 | | Lamia | |
| S04E07 | 2011-11-12 | | The Secret Sharer | |
| S04E06 | 2011-11-05 | | A Servant Of Two Masters | |
| S04E05 | 2011-10-29 | | His Father's Son | |
| S04E04 | 2011-10-22 | | Aithusa | |
| S04E03 | 2011-10-15 | | The Wicked Day | |
| S04E02 | 2011-10-08 | | The Darkest Hour - Part 2 | |
| S04E01 | 2011-10-01 | | The Darkest Hour - Part 1 | |
|
| |
| S03E13 | 2010-12-04 | | The Coming of Arthur - Part Two | |
| S03E12 | 2010-11-27 | | The Coming of Arthur - Part One | |
| S03E11 | 2010-11-20 | | The Sorcerer's Shadow | |
| S03E10 | 2010-11-13 | | Queen of Hearts | |
| S03E09 | 2010-11-06 | | Love in the Time of Dragons | |
| S03E08 | 2010-10-30 | | The Eye of the Phoenix | |
| S03E07 | 2010-10-23 | | The Castle of Fyrien | |
| S03E06 | 2010-10-16 | | The Changeling | |
| S03E05 | 2010-10-09 | | The Crystal Cave | |
| S03E04 | 2010-10-02 | | Gwaine | |
| S03E03 | 2010-09-25 | | Goblin's Gold | |
| S03E02 | 2010-09-18 | | The Tears of Uther Pendragon - Part Two | |
| S03E01 | 2010-09-11 | | The Tears of Uther Pendragon - Part One | |
| |
| S02E13 | 2009-12-19 | | The Last Dragonlord | |
| S02E12 | 2009-12-12 | | The Fires Of Idirsholas | |
| S02E11 | 2009-12-05 | | The Witch's Quickening | |
| S02E10 | 2009-11-28 | | Sweet Dreams | |
| S02E09 | 2009-11-21 | | The Lady of the Lake | |
| S02E08 | 2009-11-14 | | The Sins of the Father | |
| S02E07 | 2009-11-07 | | The Witchfinder | |
| S02E06 | 2009-10-31 | | Beauty and the Beast - Part 2 | |
| S02E05 | 2009-10-24 | | Beauty and the Beast - Part 1 | |
| S02E04 | 2009-10-10 | | Lancelot and Guinevere | |
| S02E03 | 2009-10-03 | | The Nightmare Begins | |
| S02E02 | 2009-09-26 | | The Once and Future Queen | |
| S02E01 | 2009-09-19 | | The Curse of Cornelius Sigan | |
| |
| S01E13 | 2008-12-13 | | Le Morte d'Arthur | |
| S01E12 | 2008-12-06 | | To Kill the King | |
| S01E11 | 2008-11-29 | | The Labyrinth of Gedref | |
| S01E10 | 2008-11-22 | | The Moment of Truth | |
| S01E09 | 2008-11-15 | | Excalibur | |
| S01E08 | 2008-11-08 | | The Beginning of the End | |
| S01E07 | 2008-11-01 | | The Gates of Avalon | |
| S01E06 | 2008-10-25 | | A Remedy To Cure All Ills | |
| S01E05 | 2008-10-18 | | Lancelot | |
| S01E04 | 2008-10-11 | | The Poisoned Chalice | |
| S01E03 | 2008-10-04 | | The Mark of Nimueh | |
| S01E02 | 2008-09-27 | | Valiant | |
| S01E01 | 2008-09-20 | | The Dragon's Call | |
