Zuul—the creepy, dog-like demon with red-eyes who is a minion of the evil Gozer. It was a fun throwback to the original Ghostbusters film, but he wasn’t as appreciative of the nostalgia as I was.

In the 1984 film Ghostbusters, a ragtag crew of parapsychologists does battle with Zuul, a hellhound with a gargoyle’s face. Minions possessed by the fictional beast proclaim, “There is only ...