Question: who starred in the movie fiddler on the roof
[{'answer': 'Topol', 'provenance': [{'wikipedia_id': '8656796', 'title': 'Fiddler on the Roof (film)', 'start_paragraph_id': 1, 'start_character': 316, 'end_paragraph_id': 1, 'end_character': 321, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Norma Crane', 'provenance': [{'wikipedia_id': '8656796', 'title': 'Fiddler on the Roof (film)', 'start_paragraph_id': 1, 'start_character': 323, 'end_paragraph_id': 1, 'end_character': 334, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Leonard Frey', 'provenance': [{'wikipedia_id': '8656796', 'title': 'Fiddler on the Roof (film)', 'start_paragraph_id': 1, 'start_character': 336, 'end_paragraph_id': 1, 'end_character': 348, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Molly Picon', 'provenance': [{'wikipedia_id': '8656796', 'title': 'Fiddler on the Roof (film)', 'start_paragraph_id': 1, 'start_character': 350, 'end_paragraph_id': 1, 'end_character': 361, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Paul Mann', 'provenance': [{'wikipedia_id': '8656796', 'title': 'Fiddler on the Roof (film)', 'start_paragraph_id': 1, 'start_character': 367, 'end_paragraph_id': 1, 'end_character': 376, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]