Question: who plays old norman in a river runs through it
[{'answer': 'Arnold Richardson', 'provenance': [{'wikipedia_id': '6286627', 'title': 'A River Runs Through It (film)', 'start_paragraph_id': 14, 'start_character': 12, 'end_paragraph_id': 14, 'end_character': 29, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'provenance': [{'wikipedia_id': '6286627', 'title': 'A River Runs Through It (film)', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 78, 'bleu_score': 0.8070557274927981, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13986380663658640664}, 'section': 'Section::::Cast.\n'}]}]