If you've got a Regal Cinema near you they're hosting 31 days of Halloween with various themes each day and promotions, like BOGO Popcorn and Candy.
Among the classics are FRANKENSTEIN, DRACULA, BRIDE OF FRANKENSTEIN, INVISIBLE MAN, THE MUMMY, WOLFMAN and CREATURE FROM THE BLACK LAGOON 3D.
Check if there is something near you;
https://www.regmovies.com/horror-movies
There's a Regal five minutes from home but they're not participating in the series :(
I have a Regal 10 minutes from me, but of course, they aren't participating either!!