The glass bottle skull shown at beginning is Dan Aykroyd's vodka.
Chevy Chase and R.L. Stine were both born on October 8, 1943.
The last time Chevy Chase and Dan Aykroyd made a movie together was another horror-comedy called Nothing But Trouble (1991).
Chevy Chase and Dan Aykroyd appear briefly together towards the end of the movie. They also shared a scene together towards the end of Caddyshack II (1988) released 35 years earlier.
Ghostbusters is mentioned in this movie. Dan Aykroyd appears in both Ghostbusters and this movie.