Directed by Melanie Perkins. "Have You Seen Andy?" is the personal story of a childhood friendship abruptly ended by the tragic abduction of a young boy. On a hot summer day in August 1976, ten year-old Andy Puglisi was playing along with dozens of other children at the Higgins Memorial Pool in Lawrence, Massachusetts. Then suddenly, he disappeared. Twenty-two years later, filmmaker Melanie Perkins, Andy's childhood friend,…