The document provides summaries of the opening title sequences for three films: Boyhood, Submarine, and The Kings of Summer. For Boyhood, the titles are in a handwritten font implying it is about teenagers, and no actors are listed. For Submarine, the font is bold to stand out and no music plays. For The Kings of Summer, the titles are also in a handwritten font and the song "Cowboy Song" plays, while no actors are named. Across all three films, the production companies and titles are prioritized over actors in the opening credits.