They were a unique creation that were slapped with the zombie label. Although that was only after they were billed as something so far out off the mark- and more than a wee bit dishonest -that it has become something of an exploitation theater history legend.
They’re the Blind Dead. Let’s talk about their history and the film they were in that you have to see over at Needless Things.
Bonus Bit: A short while back I was lucky enough to be invited onto the Decades of Horror Podcast to discuss the Blind Dead. There’s a link to that discussion towards the end of the article.