In 1988 Empire Pictures filmed Pulse Pounders (1988). After the fall of Empire Pictures the 35mm print was lost, but 26 years later a VHS copy of an edited work-print was found, and restored in 2011.
The rat with the human face has been borrowed from another Lovecraft story, "The Dreams in the Witch House". It does not appear in the original "Evil Clergyman" tale.
Final film of Una Brandon-Jones.