The Arrieta Method (2013)
Mentxu and Lourdes Arrieta cannot speak. They cannot control their muscles. Two sisters born with a congenital disorder, labeled "retarded" or "lost" even by those who loved them, with no way to communicate, created a unique language for themselves.
- Country : Spain
- Genre : Documentary
- Studio : Moriarti Produkzioak
- Director : Jorge Gil Munarriz
- Cast : Lourdes Arrieta, Mentxu Arrieta, Esteban Arrieta, Conchi Ormazabal, Julene Beldarrain, Tulio Riveros