| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S12E01 | Episode 12.01 |
September 30, 2010
PBS
|
25 | |
| S12E02 | Episode 12.02 |
October 23, 2010
PBS
|
25 | |
| S12E03 | Episode 12.03 |
January 15, 2011
PBS
|
25 | |
| S12E04 | Episode 12.04 |
February 15, 2011
PBS
|
25 | |
| S12E05 | Episode 12.05 |
March 8, 2011
PBS
|
25 | |
| S12E06 |
Episode 12.06
season finale
|
May 9, 2011
PBS
|
25 |
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No artwork of this type.
No artwork of this type.