The Power of Three
| Episode Number | 4 |
|---|---|
| Season | 7 |
| Aired | 2012-09-22 |
| Overview | The Doctor and the Ponds puzzle over an unlikely invasion of Earth, as millions of sinister black cubes arrive overnight... |
| Runtime | 41 minutes |
| Absolute Number | 92 |
| Finale Type |
| Episode Number | 4 |
|---|---|
| Season | 7 |
| Aired | 2012-09-22 |
| Overview | The Doctor and the Ponds puzzle over an unlikely invasion of Earth, as millions of sinister black cubes arrive overnight... |
| Runtime | 41 minutes |
| Absolute Number | 92 |
| Finale Type |