The document discusses key conventions of the thriller film genre including dark color schemes, themes of isolation and pursuit between protagonists and antagonists, use of props like guns, settings depicting normal environments, suspense, tension, plot twists, and eventual resolution between good and evil. It also discusses conventions of film trailers for thrillers and how they attract audiences through glimpses of the plot, stars, and production details without revealing too much. Camera techniques like close-ups and angles are used in thrillers to depict changing situations and characters' emotions.