Question: who is the actor that plays mike in stranger things
[{'answer': 'Finn Wolfhard', 'provenance': [{'wikipedia_id': '51242508', 'title': 'Finn Wolfhard', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '51242508', 'title': 'Finn Wolfhard', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 218, 'bleu_score': 0.7116091866346611, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6549572181821879002}, 'section': 'Section::::Abstract.'}]}]