Question: who is the voice of leah in big mouth
[{'answer': 'Kat Dennings', 'provenance': [{'wikipedia_id': '50798680', 'title': 'Big Mouth (TV series)', 'start_paragraph_id': 46, 'start_character': 12, 'end_paragraph_id': 46, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Cast and characters.:Recurring.\n'}]}, {'provenance': [{'wikipedia_id': '50798680', 'title': 'Big Mouth (TV series)', 'start_paragraph_id': 46, 'start_character': 0, 'end_paragraph_id': 46, 'end_character': 38, 'bleu_score': 0.6147881529512641, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15544599368205666478}, 'section': 'Section::::Cast and characters.:Recurring.\n'}]}]