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Alexej Konsowski as Castystis (voice) |
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Margarita Kupriyanova as Yurate (voice) |
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Владимир Ершов as Perkunas (voice) |
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Ирина Гошева as Castystis' Mother (voice) |
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Tatjana Nikolajewna Strukowa as The Swordfish (voice) |
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Галина Иванова as The Fish (voice) |
| Directing | Александра Снежко-Блоцкая | Director |
| Writing | Регина Янушкевич | Writer |
| Sound | Julius Juzelūnas | Original Music Composer |
| Art | Гражина Брашишките | Art Direction |
| Art | Борис Корнеев | Art Direction |
| Camera | Екатерина Ризо | Director of Photography |
| Sound | Борис Фильчиков | Sound Director |
| Writing | Зинаида Павлова | Script Editor |
| Visual Effects | Николай Фёдоров | Animation |
| Visual Effects | Konstantin Tschikin | Animation |
| Visual Effects | Татьяна Фёдорова | Animation |
| Visual Effects | Елена Вершинина | Animation |
| Visual Effects | Елизавета Комова | Animation |
| Visual Effects | Владимир Арбеков | Animation |
| Visual Effects | Wladimir Pekar | Animation |
| Visual Effects | Wjatscheslaw Kotjonotschkin | Animation |
| Visual Effects | Владимир Попов | Animation |
| Visual Effects | Татьяна Таранович | Animation |
| Visual Effects | Владимир Крумин | Animation |
| Visual Effects | Лидия Резцова | Animation |
| Visual Effects | Борис Чани | Animation |
| Visual Effects | Вера Харитонова | Animation |
| Visual Effects | Борис Бутаков | Animation |
| Visual Effects | Галина Золотовская | Animation |
| Visual Effects | Виктор Лихачёв | Animation |
| Visual Effects | Василий Рябчиков | Animation |
| Directing | Elena Turanova | Assistant Director |
| Art | M. Rusanova | Assistant Art Director |
| Art | Ирина Светлица | Background Designer |
| Art | Вера Валерьянова | Background Designer |
