Vous devez utiliser la jointure interne
SELECT
film.title
, language.name
FROM film
INNER JOIN language on film.language_id = language.language_id
INNER JOIN film_actor on film.film_id = film_actor.film_id
INNER JOIN actor on actor.actor_id = film_actor.actor_id
WHERE actor.first_name = 'ADAM'
AND actor.last_name ='GRANT'
