What actor of a film 's writer was M0 's executive producer and star
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.actor.film/ns:film.performance.character ?x1 .
?x0 ns:film.actor.film/ns:film.performance.film M0 .
?x0 ns:film.producer.films_executive_produced M0 .
?x1 ns:film.writer.film ?x2 .
?x2 a ns:film.film
}