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| Episode Number | 4 |
|---|---|
| Season | 8 |
| Aired | 2014-09-13 |
| Overview | What will the Doctor find at the end of the universe? What scares the Doctor? Ghosts of the past and future - a little boy who doesn't want to join the army. |
| Runtime | 48 minutes |
| Absolute Number | 108 |
| Finale Type |