The arrival of a mysterious comet heralds impending danger from the cybermen. As Ace helps the Doctor defend Earth from the cybermen threat, she is confronted with a dangerous question... "just who is the Doctor?" this is silver nemesis welcome to regenerated why not take a look at our social media and give us a review on Apple Podcasts merchandise -https://teespring.com/en-GB/stores/regenerated facebook - www.facebook.com/regenerateddoctorwhopodcast/ twitter - twitter.com/Regenerated1963