 Canada |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 2010-05-04 | Physical |
 United Kingdom |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 2009-12-26 | 12 | TV | BBC Two |
| 2010-01-04 | 12 | Physical | DVD |
| 2010-04-19 | 12 | Physical | Blu-ray |
 United States |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 2010-04-28 | PG | TV | PBS |
| 2010-05-04 | Physical |