 The episode was influenced by "An Anthropologist on Mars", a series of essays by Oliver Sacks, in particular "The Landscape of Dreams" featuring a man who could recall every detail of his childhood.During the flashback sequences in the episode, various effects were created by manipulating the camera and its film.Fox Mulder's (David Duchovny) mind flashes back to being in the attic with his sister Samantha while their parents are arguing downstairs.