La guerra de los niños (1980)

Name: La guerra de los niños
Genre: Family, Drama, Comedy
Released: 1980-02-04
Duration: 86 min
Cast: Manuel Alexandre, Constantino 'Tino' Fernández, Oscar Cañada, Yolanda Ventura, Gemma Termes Prat

A school closes due to heavy debt which brings the children into action by doing naughty deeds so as to persuade the real estate agency to reopen the school, and since this didn't work, they kidnap the school's owner in order to be heard.