Question: cast of the movie ricki and the flash
[{'answer': 'Meryl Streep', 'provenance': [{'wikipedia_id': '44129723', 'title': 'Ricki and the Flash', 'start_paragraph_id': 1, 'start_character': 233, 'end_paragraph_id': 1, 'end_character': 245, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Kevin Kline', 'provenance': [{'wikipedia_id': '44129723', 'title': 'Ricki and the Flash', 'start_paragraph_id': 1, 'start_character': 261, 'end_paragraph_id': 1, 'end_character': 272, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Mamie Gummer', 'provenance': [{'wikipedia_id': '44129723', 'title': 'Ricki and the Flash', 'start_paragraph_id': 1, 'start_character': 247, 'end_paragraph_id': 1, 'end_character': 259, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Audra McDonald', 'provenance': [{'wikipedia_id': '44129723', 'title': 'Ricki and the Flash', 'start_paragraph_id': 1, 'start_character': 308, 'end_paragraph_id': 1, 'end_character': 322, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Sebastian Stan', 'provenance': [{'wikipedia_id': '44129723', 'title': 'Ricki and the Flash', 'start_paragraph_id': 1, 'start_character': 274, 'end_paragraph_id': 1, 'end_character': 288, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Ben Platt', 'provenance': [{'wikipedia_id': '44129723', 'title': 'Ricki and the Flash', 'start_paragraph_id': 1, 'start_character': 328, 'end_paragraph_id': 1, 'end_character': 337, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Rick Springfield', 'provenance': [{'wikipedia_id': '44129723', 'title': 'Ricki and the Flash', 'start_paragraph_id': 1, 'start_character': 290, 'end_paragraph_id': 1, 'end_character': 306, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]