He was born in San Sebastian. He got intersted in cinema when he was 18, making short films like El ciego, El jueves passado, Fideos etc He graduated in medicine and surgery. He quickly directed and won awards in festivals. He worked as an assistant director and as an editor on Cronica de Segunda Guerra Carlista, by José Maria Tuduri, La espala del cielo, by German Beltran and El Puente, by Koldo Eizaguirre. He wrote for reviews like Casablanca and Cinema. His first feature film Vacas won a Goya for best spanish first movie, and won grand prizes in Turin and Tokyo.