Question: who plays dean in blue lagoon the awakening
[{'answer': 'Brenton Thwaites as Dean McMullen', 'provenance': [{'wikipedia_id': '34644182', 'title': 'Blue Lagoon: The Awakening', 'start_paragraph_id': 9, 'start_character': 12, 'end_paragraph_id': 9, 'end_character': 45, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}]