Question: who played jack the ripper in time after time
[{'answer': 'David Warner', 'provenance': [{'wikipedia_id': '155921', 'title': 'Time After Time (1979 film)', 'start_paragraph_id': 1, 'start_character': 138, 'end_paragraph_id': 1, 'end_character': 150, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '155921', 'title': 'Time After Time (1979 film)', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 65, 'bleu_score': 0.7860753021519781, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3319962751961474592}, 'section': 'Section::::Cast.\n'}]}]