Four mathematicians are imprisoned in a shrinking room; with the walls closing in, they must try anything to escape this fatal puzzle.
Lluís Homar
as Hilbert
Santi Millán
as Pascal
Alejo Sauras
as Galois
Federico Luppi
as Fermat
Elena Ballesteros
as Oliva
Helena Carrión
as Bibliotecaria
Núria Badia
as Recepcionista
Mar del Hoyo
as Oliva's friend
Ariadna Cabrol
as Chica
San Yélamos
as Chica
Alicia Fernández
as Chica
Josep Minguell
as Doctor
