| 42 |
4x01 |
The Darkest Hour: Part One |
01/10/2011 |
05/06/2012 |
| 43 |
4x02 |
The Darkest Hour: Part Two |
08/10/2011 |
12/06/2012 |
| 44 |
4x03 |
The Wicked Day |
15/10/2011 |
19/06/2012 |
| 45 |
4x04 |
Aithusa |
22/10/2011 |
26/06/2012 |
| 46 |
4x05 |
His Father's Son |
29/10/2011 |
03/07/2012 |
| 47 |
4x06 |
A Servant of Two Masters |
05/11/2011 |
10/07/2012 |
| 48 |
4x07 |
The Secret Sharer |
12/11/2011 |
17/07/2012 |
| 49 |
4x08 |
Lamia |
19/11/2011 |
24/07/2012 |
| 50 |
4x09 |
Lancelot Du Lac |
26/11/2011 |
31/07/2012 |
| 51 |
4x10 |
A Herald of the New Age |
03/12/2011 |
07/08/2012 |
| 52 |
4x11 |
The Hunter's Heart |
10/12/2011 |
14/08/2012 |
| 53 |
4x12 |
The Sword in the Stone: Part One |
17/12/2011 |
21/08/2012 |
| 54 |
4x13 |
The Sword in the Stone: Part Two |
24/12/2011 |
28/08/2012 |