Question: who played the crazy guy in prison break
[{'answer': 'Silas Weir Mitchell', 'provenance': [{'wikipedia_id': '5031471', 'title': 'Silas Weir Mitchell (actor)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5031471', 'title': 'Silas Weir Mitchell (actor)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 267, 'bleu_score': 0.6515763439507131, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1279824131322499688}, 'section': 'Section::::Abstract.'}]}]