Jim Norman says "27 years ago they killed Wayne". Pennywise also comes back every 27 years in the novel IT by Stephen King.
Officer Nell is the same officer Nell from Stephen King's IT!
In the scene where John Porter picks up his mother's diary you can see the novel The Drawing of Three written by Stephen King under it.
Director Tom McLoughlin previously directed the sixth Friday The 13th film: Jason Lives (1986) which he also cast his wife Nancy McLoughlin in the role of a camp counselor, as he cast her in a small role for this film too.
The production of this film was shut down at one point due to an intense electrical storm.