The document analyzes the opening credits of three films - The Sixth Sense, Sin City, and The Purge. It finds that the openings typically include the titles of 25-28 people, beginning with the main actors' names and then including job titles like director, producer, and costume designer. Based on this analysis, the document concludes that opening credits should include the film title, production company, actors in order of importance, and then job titles over 1-2 minutes with a blank screen or images.