Description :
Mike Yates (who left UNIT after his involvement in the affair with the Dinosaurs) contacts Sarah-Jane about mysterious goings on in a Buddhist retreat in the English countryside. Soon it becomes apparent that an extraterrestrial force is attempting to reclaim a crystal the Doctor 'borrowed' from Metebelis 3.
| 1 | Planet of the Spiders, Episode 1 | 24:40 | Watch | ||
| 2 | Planet of the Spiders, Episode 2 | 25:03 | Watch | ||
| 3 | Planet of the Spiders, Episode 3 | 24:57 | Watch | ||
| 4 | Planet of the Spiders, Episode 4 | 23:53 | Watch | ||
| 5 | Planet of the Spiders, Episode 5 | 24:01 | Watch | ||
| 6 | Planet of the Spiders, Episode 6 | 24:44 | Watch |
