Question: who played my favorite martian in the tv series
[{'answer': 'Ray Walston', 'provenance': [{'wikipedia_id': '545833', 'title': 'My Favorite Martian', 'start_paragraph_id': 1, 'start_character': 213, 'end_paragraph_id': 1, 'end_character': 224, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '545833', 'title': 'My Favorite Martian', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 282, 'bleu_score': 0.7463417403657251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2773746375038545277}, 'section': 'Section::::Abstract.'}]}]