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Александр Граве as May / May Not (voice) |
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Klara Roumianova as Kolya (voice) |
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Елена Понсова as Bobik / Old woman with dog / Woman with bucket (voice) |
| Directing | Лев Мильчин | Director |
| Writing | Евгений Агранович | Writer |
| Art | Гражина Брашишките | Art Direction |
| Sound | Моисей Вайнберг | Original Music Composer |
| Camera | Михаил Друян | Director of Photography |
| Sound | Борис Фильчиков | Sound Director |
| Editing | Лидия Кякшт | Editor |
| Visual Effects | Галина Баринова | Animation |
| Visual Effects | Борис Бутаков | Animation |
| Visual Effects | Violetta Karp | Animation |
| Visual Effects | Мария Мотрук | Animation |
| Visual Effects | Леонид Носырев | Animation |
| Visual Effects | Анатолий Петров | Animation |
| Visual Effects | Татьяна Померанцева | Animation |
| Visual Effects | Геннадий Сокольский | Animation |
| Visual Effects | Ольга Орлова | Animation |
| Visual Effects | Konstantine Tchikine | Animation |
| Visual Effects | Лидия Никитина | Animation |
| Visual Effects | Николай Ерыкалов | Animation |
| Art | Дмитрий Анпилов | Background Designer |
