When we talk about cinema’s most underrated monsters, Matt Cordell should be somewhere near the top the list.

Widely known as Maniac Cop, Robert Z’Dar’s Cordell is a brute of a killer, a zombified variation of Friday the 13th’s Jason Voorhees, with the same superhuman strength and nondiscriminatory appetite for murder. Directed by exploitation junkie William Lustig (Maniac) and written by none other than the sharply satirical Roger Corman (The Stuff), the movie would prove a financial failure at a time when slasher movies had become largely generic and commercially passé, but if this had been released half a decade earlier…