Question: who played the collector in thor dark world
[{'answer': 'Benicio del Toro', 'provenance': [{'wikipedia_id': '32267545', 'title': 'Thor: The Dark World', 'start_paragraph_id': 27, 'start_character': 125, 'end_paragraph_id': 27, 'end_character': 141, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'provenance': [{'wikipedia_id': '32267545', 'title': 'Thor: The Dark World', 'start_paragraph_id': 27, 'start_character': 0, 'end_paragraph_id': 27, 'end_character': 708, 'bleu_score': 0.9410451604405151, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6860742598044033958}, 'section': 'Section::::Cast.\n'}]}]