Mario Casas's character Adanne is a parody of the Puerto Rican singer Chayanne. In fact, the song performed by Adanne, called "Bombero", is a version of 2002 Chayanne's hit "Torero".
Wilhelm scream: when Benítez kicks off the rioters from the van.
Enrique Villén's character is named in credits as Soriano, but in the movie is referred as El Chino, and never is called as Soriano.