This document summarizes some key codes and conventions of the thriller and horror genres seen in the films The Hateful Eight, Mad Max: Fury Road, Eli, and Hereditary. It discusses iconic opening scenes in The Hateful Eight and Mad Max: Fury Road that set tension through the use of music, shots, and lack of characters. It also analyzes a chilling scene late in Hereditary where the character Anne's headless body hovers up a treehouse to unsettling music, making the audience feel vulnerable. Both films examined employ elements common to thrillers like an imbalance of power, tense music, and unnerving visuals and settings to disturb audiences.