Question: who plays the leprechaun in the leprechaun movie
[{'answer': 'Warwick Davis', 'provenance': [{'wikipedia_id': '1688077', 'title': 'Leprechaun (film)', 'start_paragraph_id': 1, 'start_character': 94, 'end_paragraph_id': 1, 'end_character': 107, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]