Complex sentence: The film was directed by Joel Schumacher, written by Akiva Goldsman, and stars George Clooney, Chris O'Donnell, Arnold Schwarzenegger, Uma Thurman, and Alicia Silverstone.
Split into simpler sentences: The film was directed by Joel Schumacher and written by Akiva Goldsman. It stars George Clooney, Chris O'Donnell, Arnold Schwarzenegger, Uma Thurman, as well as Alicia Silverstone.