Question: who plays marnie in alfred hitchcock's movie
[{'answer': 'Tippi Hedren', 'provenance': [{'wikipedia_id': '264851', 'title': 'Marnie (film)', 'start_paragraph_id': 1, 'start_character': 199, 'end_paragraph_id': 1, 'end_character': 211, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '264851', 'title': 'Marnie (film)', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 560, 'bleu_score': 0.926871543660096, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14357019395045992184}, 'section': 'Section::::Plot.\n'}]}]