Question: who played velma in hush hush sweet charlotte
[{'answer': 'Agnes Moorehead', 'provenance': [{'wikipedia_id': '1591973', 'title': 'Hush...Hush, Sweet Charlotte', 'start_paragraph_id': 1, 'start_character': 179, 'end_paragraph_id': 1, 'end_character': 194, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1591973', 'title': 'Hush...Hush, Sweet Charlotte', 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 44, 'bleu_score': 0.6147881529512641, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15184787824155329655}, 'section': 'Section::::Principal cast.\n'}]}]