The Zygon Inversion (2)
| Episode Number | 8 |
|---|---|
| Season | 9 |
| Aired | 2015-11-07 |
| Overview | Shapeshifting Zygons are everywhere in the UK, and there is no way of knowing who to trust. With UNIT neutralised, only the Doctor stands in their way. But how do you stop a war? And what can the Doctor do to save his friends? |
| Runtime | 46 minutes |
| Absolute Number | 125 |
| Finale Type |