public static void AddPersonFilmIndexes(this List <Person> peopleFilmIndexesToAdd, int filmID, Dictionary <string, string> castCharacters, int roleID)
 {
     foreach (Person person in peopleFilmIndexesToAdd)
     {
         Context.AddToPersonFilmIndexes(
             new PersonFilmIndex
         {
             FilmID    = filmID,
             PersonID  = person.PersonID,
             Character = castCharacters.GetValue(string.Format("{0} {1}", person.FirstName, person.LastName)),
             RoleID    = roleID
         }
             );
     }
 }