At the easternmost tip of the Swedish island of Fårö, there stands a tall white lighthouse. It rises at the end of the road in the hamlet of Holmudden, beyond which lies the Baltic Sea and, farther still, Estonia. On a midwinter day, the water shifts from a dark, forbidding shade of green to bright emerald as the sun flits into view from behind the clouds. The breeze is stiff and bitingly cold. Standing amid the coastal pines of the Skalahauar nature reserve, it makes for a picture-perfect Nordic island scene. 

For lovers of cinema, it’s impossible to think of Fårö without thinking of the seminal Swedish director Ingmar Bergman. This is the place Bergman called home in the latter part of his life, and where he made the 1966 masterpiece Persona. In fact, he shot six features, a te...