Question: who played in captain america the first avenger
[{'answer': 'Hayley Atwell as Peggy Carter', 'provenance': [{'wikipedia_id': '26999426', 'title': 'Captain America: The First Avenger', 'start_paragraph_id': 15, 'start_character': 12, 'end_paragraph_id': 15, 'end_character': 41, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': 'Dominic Cooper as Howard Stark', 'provenance': [{'wikipedia_id': '26999426', 'title': 'Captain America: The First Avenger', 'start_paragraph_id': 17, 'start_character': 12, 'end_paragraph_id': 17, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': 'Derek Luke as Gabe Jones', 'provenance': [{'wikipedia_id': '26999426', 'title': 'Captain America: The First Avenger', 'start_paragraph_id': 19, 'start_character': 12, 'end_paragraph_id': 19, 'end_character': 36, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': 'Stanley Tucci as Abraham Erskine', 'provenance': [{'wikipedia_id': '26999426', 'title': 'Captain America: The First Avenger', 'start_paragraph_id': 20, 'start_character': 12, 'end_paragraph_id': 20, 'end_character': 44, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': "Neal McDonough as Timothy `` Dum Dum '' Dugan"}, {'answer': 'Hugo Weaving as Johann Schmidt / Red Skull'}, {'answer': 'Tommy Lee Jones as Chester Phillips'}, {'answer': 'Chris Evans as Steve Rogers / Captain America'}, {'answer': "Sebastian Stan as James Buchanan `` Bucky '' Barnes"}]