The Case of the Hippopotamus (1988)
The heroes of the film Hippo and Penguin, delighted with the performance of circus artists, decided to try themselves on stage too. But instead of fame and applause, they were waiting for failure, the indignant audience left the hall. However, soon the friends found their business in life.
Director: Lyudmila Koshkina
| Writing | Galina Lebedeva | Writer |
| Directing | Lyudmila Koshkina | Director |
| Art | Alexandr Guriev | Art Direction |
| Camera | Kabul Rasulov | Director of Photography |
| Sound | Nikolai Sokolov | Original Music Composer |
| Sound | Vladimir Kutuzov | Sound Director |
| Visual Effects | Aleksandr Mazaev | Animation |
| Visual Effects | Sasha Dorogov | Animation |
| Visual Effects | Galina Zebrova | Animation |
| Visual Effects | Yuriy Meshcheryakov | Animation |
| Visual Effects | Andrey Ignatenko | Animation |
| Visual Effects | Vladimir Vyshegorodtsev | Animation |
| Editing | Izabella Gerasimova | Editor |
| Directing | L. Morozova | Assistant Director |
| Art | Elena Gagarina | Storyboard Artist |
| Art | Svetlana Skrebneva | Storyboard Artist |
| Art | Lyudmila Biryukova | Storyboard Artist |
| Writing | Tatyana Paporova | Script Editor |
| Production | Lyubov Butyrina | Producer |
| Production | Roman Kachanov | Producer |
