Question: who voiced sherlock gnomes in the animated movie sherlock gnomes
[{'answer': 'Johnny Depp', 'provenance': [{'wikipedia_id': '39807482', 'title': 'Sherlock Gnomes', 'start_paragraph_id': 1, 'start_character': 243, 'end_paragraph_id': 1, 'end_character': 254, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '39807482', 'title': 'Sherlock Gnomes', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 150, 'bleu_score': 0.5900366285031861, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14041366786739987799}, 'section': 'Section::::Cast.\n'}]}]