Cáscaras vacías (2016)
Commissioned by the National Drama Center of Spain. Theater play on Nazi operation Action T4, written and directed by Magda Labarga and Laila Ripoll, with music by Sonia Megías.
Noticias del silencio. El mono (Houston, 2011)
Play by Eva Guillamon with music by Sonia Megías, for one dancer and two choirs.
La celosa de sí misma (Almagro, 2009)
Play by Tirso de Molina, with direction by Marta Torres, company Teatro de Malta (Albacete). Music for strings quartet.
La mitad del camino (Teatro Regio, 2007)
Musical theatre play for 14 soloists, mixed chorus, rock band and orchestra. Libretto by Tomás Conde. Tablas Teatro company (Almansa).