Question: who does fred's voice in big hero 6
[{'answer': 'Brooks Wheelan', 'provenance': [{'wikipedia_id': '49660110', 'title': 'Big Hero 6: The Series', 'start_paragraph_id': 18, 'start_character': 349, 'end_paragraph_id': 18, 'end_character': 363, 'bleu_score': 1.0, 'section': 'Section::::Development and production.\n'}]}, {'provenance': [{'wikipedia_id': '49660110', 'title': 'Big Hero 6: The Series', 'start_paragraph_id': 12, 'start_character': 12, 'end_paragraph_id': 12, 'end_character': 121, 'bleu_score': 0.831818006206237, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11163545295567565309}, 'section': 'Section::::Cast.\n'}]}]