Since the early eighteenth century, vampires have been seen as vectors of plague, going hand-in-diseased-hand with medical science as it struggled to make sense of virulent contagious diseases. Depictions of vampires consequently shadowed medical practice, embracing and assimilating new advances in bioscience, as well as becoming instrumental in theological, philosophical, and economic thought. This talk will consequently argue that today, vampires and vampirology can cast an eerie light on our experience of pandemic and lockdown, and that they might even teach us something about our pestilential relationship with Covid-19....