Was M0 's star a person 's male actor
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character ?x1 .
?x0 ns:film.actor.film/ns:film.performance.film M0 .
?x0 ns:people.person.gender ns:m.05zppz .
?x1 a ns:people.person
}