duality of existence

His films explore fractured identities and parallel realities, most notably in Mulholland Drive and Eraserhead, where characters exist simultaneously in multiple psychological states.

He consistently examines the duality of mind and body, sanity and madness, through visceral narratives like Black Swan and The Fountain, where protagonists battle their opposing selves.

His existential masterpieces like The Seventh Seal and Persona deeply probe the duality between appearance and reality, life and death, and the fragmentation of human consciousness.