In the explosion, when Vance is protected by a helmet of his friend, a sizable stone bounces off the head of the friend it seemingly doesn't hurt him. The next scene shows him being treated for his injury's and blood coming out of his head although more focus is given to Vance.
In the new house, the home plate "Se Vende" (in Spanish) is either bilingual in English ("For Sale"), which certainly did not happen in Spain...
In the living room of the house burned, the police inspector and Julio (both Spanish) talk to each other in English.