Nolan's filmography is absurdly stacked for one director. Inception messed with your head and gave us the spinning top ending everyone still argues about. The Dark Knight redefined what a comic book movie could be and gave Heath Ledger his posthumous Oscar. Interstellar made grown adults cry over a bookshelf and docking sequence. Oppenheimer just swept the Academy Awards, including Best Picture and Best Director. Mind-bending sci-fi, a superhero redefinition, or an Oscar-winning biopic — which one is actually his masterpiece?