The document discusses key elements of horror movies, including iconography, visual style, characters, themes, and settings. Iconography includes symbols associated with horror like haunted houses and symbols of death. Visual style uses techniques like low-key lighting, jump cuts, and red colors to create fear. Common characters are zombies, ghosts, dead people, children, and scary villains. Popular themes include revenge, possession, haunting, jealousy, and fear. Example settings mentioned are graveyards, haunted houses, dark woods, lakes, ancient buildings, and nighttime. When choosing a setting, it should be practical, possibly local, and help create the intended horror effect.