The 17 weathered cottages sit behind a fence at the base of a bluff that runs parallel to the ocean at the northern tip of Crystal Cove State Park.Remnants of a wooden boardwalk lean up against the base of the fence, while iceplant covers nearly all of a dirt path. It's hard at this moment to envision the beach parties that would draw people from the movie industry to these now-historic rentals for days of playing volleyball and sipping sodas at the beachfront soda fountain. Laura Davick, who spent much time...