Arachnids in the UK
| Episode Number | 4 |
|---|---|
| Season | 11 |
| Aired | 2018-10-28 |
| Overview | 'Something's happening with the spiders in this city.' The Doctor, Yaz, Graham and Ryan find their way back to Yorkshire - and Yaz's family - only to find something is stirring amidst the eight-legged arachnid population of Sheffield. |
| Runtime | 49 minutes |
| Absolute Number | 148 |
| Finale Type |