split personality

His films like 'Fight Club' and 'Gone Girl' meticulously dissect fractured psyches and unreliable narrators caught between competing identities.

'Enemy' is a haunting exploration of duality where a man discovers his identical double, forcing confrontation with alternate versions of self.

'Black Swan' depicts psychological disintegration through obsession, blurring the line between reality and delusion as a dancer loses grip on identity.