Frances the Mute is the second studio album by American progressive rock band The Mars Volta released in February 2005 on Gold Standard Laboratories and Universal. Produced by guitarist and songwriter Omar Rodriguez-Lopez, the album incorporates dub, ambient, Latin and jazz influences, and is the first to feature bassist Juan Alderete and percussionist Marcel Rodriguez-Lopez. The album also includes contributions from future saxophonist Adrián Terrazas-González, who joined the band during its subsequent tour.