Question: who starred in the movie night of the iguana
[{'answer': 'Richard Burton', 'provenance': [{'wikipedia_id': '978784', 'title': 'The Night of the Iguana', 'start_paragraph_id': 1, 'start_character': 480, 'end_paragraph_id': 1, 'end_character': 494, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Ava Gardner', 'provenance': [{'wikipedia_id': '978784', 'title': 'The Night of the Iguana', 'start_paragraph_id': 1, 'start_character': 496, 'end_paragraph_id': 1, 'end_character': 507, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Deborah Kerr', 'provenance': [{'wikipedia_id': '978784', 'title': 'The Night of the Iguana', 'start_paragraph_id': 1, 'start_character': 513, 'end_paragraph_id': 1, 'end_character': 525, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Sue Lyon', 'provenance': [{'wikipedia_id': '978784', 'title': 'The Night of the Iguana', 'start_paragraph_id': 12, 'start_character': 167, 'end_paragraph_id': 12, 'end_character': 175, 'bleu_score': 1.0, 'section': 'Section::::Film versions.\n'}]}, {'answer': 'Cyril Delevanti', 'provenance': [{'wikipedia_id': '978784', 'title': 'The Night of the Iguana', 'start_paragraph_id': 12, 'start_character': 177, 'end_paragraph_id': 12, 'end_character': 192, 'bleu_score': 1.0, 'section': 'Section::::Film versions.\n'}]}, {'answer': 'Grayson Hall', 'provenance': [{'wikipedia_id': '978784', 'title': 'The Night of the Iguana', 'start_paragraph_id': 12, 'start_character': 194, 'end_paragraph_id': 12, 'end_character': 206, 'bleu_score': 1.0, 'section': 'Section::::Film versions.\n'}]}, {'answer': 'Barbara Joyce', 'provenance': [{'wikipedia_id': '978784', 'title': 'The Night of the Iguana', 'start_paragraph_id': 12, 'start_character': 302, 'end_paragraph_id': 12, 'end_character': 315, 'bleu_score': 1.0, 'section': 'Section::::Film versions.\n'}]}, {'provenance': [{'wikipedia_id': '978784', 'title': 'The Night of the Iguana', 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 401, 'bleu_score': 0.9008002778324501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4678377692014706563}, 'section': 'Section::::Film versions.\n'}]}]