* AwesomeDearBoy: [[Creator/COREDigitalPictures The effects studio]] for the film worked on it only to show support for UsefulNotes/{{Toronto}}'s film industry, and at no cost.
* ColbertBump: There was a noticeable increase of searches for the film after WebVideo/{{Pyrocynical}}'s video on it and its sequel.
* CompletelyDifferentTitle:
** Bulgaria: ''The Cube of Fear''
** Taiwan: ''Another Dimension Killing''
* TheDanza: David Hewlett as David Worth. This might be chalked down to coincidence if not for the fact that Hewlett and Natali have been good friends since high school - because of this he probably had some imput in choosing his character's full name.
* DeletedScenes: Allegedly, Natali had shot a scene showing the outside of the Cube, but he destroyed the footage to leave it more mysterious.
* GermansLoveDavidHasselhoff: It bombed in North America and only later became a cult hit on video, but [[https://www.newspapers.com/clip/106271556/the-leader-post/ in France,]] it was the second-highest-grossing film of the summer of 1997, earning over $10 million. Its French distributor even flew the cast out to France to do interviews.
* NoBudget: The original was produced for only $400K. Only one set was built and all of the CG was done for free in a moment of AwesomeDearBoy.
* SerendipityWritesThePlot: The movie came about due to something like this:
-->"We only have money for one set, one room."\\
"That one room could represent a bunch of rooms that look identical."\\
"Well, a bunch of identical rooms would be a maze."\\
"So, why does this maze exist? Why are our characters trapped in it?"\\
"I think that's the plot."
----