Oh man, did your Connoisseur of Crap find a gem here! I stumbled upon it by accident, while viewing Netflix latest Instant offerings, and the tag line should tell you what you're in for:
It Really Was the Wrong Time of the Month.
If you are easily offended by misogynistic exploitation, stay the hell away from this. Far, Far away. The Story revolves around a circus show that's a front for a cult & undead experimentation, complete with performers like Zeus, the midget strongman and Pervo the Clown... and a LOT of undead female zombies.