20 Things You Somehow Missed In Beetlejuice

3. The True Meaning Of The "No Exit" Sign

In the afterlife waiting room, you might've noticed a sign that reads "no exit" and assumed it was simply a mildly amusing take on the typical exit sign you'd expect to see in just about any public building.

But it goes deeper and smarter than that - this is actually a nod to the 1944 existentialist play of the same name written by legendary French philosopher Jean-Paul Sartre.

More to the point, the play itself revolves around three dead individuals who are punished by being locked into a room together forever more. Evidently either Burton, the screenwriters, or production design team were big fans of it.