Question: who played duncan in life on the line
[{'answer': 'Devon Sawa', 'provenance': [{'wikipedia_id': '51592790', 'title': 'Life on the Line (film)', 'start_paragraph_id': 1, 'start_character': 203, 'end_paragraph_id': 1, 'end_character': 213, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '51592790', 'title': 'Life on the Line (film)', 'start_paragraph_id': 25, 'start_character': 0, 'end_paragraph_id': 25, 'end_character': 32, 'bleu_score': 0.5081327481546141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12949261529473338103}, 'section': 'Section::::Cast.\n'}]}]