Forever Amber (1947)Who? Kirsten Dunst had no idea that Greystone Mansion– the location where she was filming the third instalment of Spider-Man – was totally haunted. The Tudor revival in the bleeding heart of Beverly Hills has played host to a laundry list of films looking for that regal edge: Ghostbusters II, Eraserhead, The Big Lebowski and that enduring seasonal classic, The Holiday. Its tiled floors and grand staircase have had...