What did a actor edit and M1 's costume designer edit
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.edited_by ?x1 .
?x0 ns:film.film.edited_by ?x2 .
?x1 a ns:film.actor .
?x2 ns:film.film_costumer_designer.costume_design_for_film M1
}