Monster Sara helps her little brother Tomas to overcome his fear of the monster under the bed, but it is harder to protect him from his violent and authoritarian father. Details Casts Title Monster Release Date 2013-09-06 Runtime 00 Hours 10 Minutes Genres Animation Drama Production Companies Instituto Mexicano de Cinematografía Production Countries Mexico Tessa Ía... Sara... Carlos Meza... Tomás... Carlos Álvarez... Father...