American photographer Gregory Crewdson’s cinematic, often haunting photographs tread a thin line between reality and fiction, inviting the viewer to guess the story behind the enigmatic figures featured. In the latest episode of our series, Photographers in Focus, and on the occasion of Crewdson’s exhibition, Cathedral of the Pines, at The Photographers’ Gallery in London, the photographer talks about the purpose and intent behind his compelling, unsettling oeuvre.