Four mathematicians who do not know each other are invited by a mysterious host on the pretext of resolving a great enigma. The room in which they find themselves turns out to be a shrinking room that will crush them if they do not discover in time what connects them all and why someone might wish to murder them. Written by
Luis Piedrahita & Rodrigo Sopeña
Piensa o muere (Think or die)
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Did You Know?
When working on the puzzle that revolves around two guards where one always lies and one always tells the truth, Oliva remarks that she remembers this from a movie. She's referring to the movie Labyrinth
in which the character Sarah (Jennifer Connelly
) had to solve the same problem. See more
In the movie it is said that Évariste Galois died at 22. In fact, Évariste Galois died when he was only 20 years old. See more
Do you know what prime numbers are? Because if you don't, you should just leave now.
During the end credits, all accents are added later than the text appears. The character Hilbert is seen doing that continuously during the movie. See more
Referenced in Nine Dead
"Preludio en Si menor BWV 855"
Composed by Johann Sebastian Bach
(as J. S. Bach). Score by A. Siloti
Performed by Federico Jusid See more