— Add genres
INSERT INTO genres (name) VALUES (‘Drama’), (‘Sci-Fi’), (‘Action’), (‘Comedy’);

— Add directors
INSERT INTO directors (name, birth_year, nationality) VALUES
(‘Christopher Nolan’, 1970, ‘British-American’),
(‘Francis Ford Coppola’, 1939, ‘American’);

— Add actors
INSERT INTO actors (name, birth_year, nationality) VALUES
(‘Marlon Brando’, 1924, ‘American’),
(‘Leonardo DiCaprio’, 1974, ‘American’);

— Add a film
INSERT INTO films (title, release_year, director_id, genre_id, duration_minutes, rating, synopsis)
VALUES (‘The Godfather’, 1972, 2, 1, 175, 9.2, ‘The aging patriarch of an organized crime dynasty transfers control of his empire to his reluctant son.’);

— Link actors to film
INSERT INTO film_actors (film_id, actor_id, role)
VALUES (1, 1, ‘Vito Corleone’);