private Person GetPerson(Person g)
        {
            var person = _entities.People.Where(o => o.ImdbId == g.ImdbId).FirstOrDefault();

            if (person == null)
            {
                person = new Person {
                    Name = g.Name, ImdbId = g.ImdbId
                };
                _entities.AddToPeople(person);
                _entities.SaveChanges();
            }
            return(person);
        }