The document outlines several conventions of horror films including setting, cinematography, iconography, narrative, characters, and themes. Settings often involve isolated, dark urban areas like alleys or abandoned buildings. Cinematography uses unnatural camera movements, point-of-view shots, handheld shots, and close-ups to create tension. Common iconography includes dark colors, low lighting, weapons, and monsters. Narratives usually follow the classic structure with an antagonist and protagonist battling for survival. Characters include victims, villains, creepy children, and corrupted officers. Popular themes involve good vs evil, religion, childhood issues, science gone wrong, zombies, insanity, envy, and suicide.