Original sentence: Hitchcock helped devise a promotional and marketing scheme for his film that emphasized his own macabre public personality and that insisted that no one would be admitted into the theater after the film began.Twenty-three years after the release of Hitchcock's film and three years after the director's death came the first of three sequels, all featuring Perkins
Edited sentence: Hitchcock helped devise a unique promotional and marketing scheme for his film that emphasized his own macabre public personality and that insisted that no one would be admitted into the theater after the film began.Twenty-three years after the release of Hitchcock's film and three years after the director's death came the first of three sequels, all featuring Perkins but with none of the brilliance or impact of the original