This film musical is a romantic comedy of mistaken identities set at the 10th World Festival in Berlin. Alexej from Moscow meets and is attracted to Mascha, right before he leaves for Berlin. Mascha also travels to Berlin to perform with her cultural ensemble. While there, she boards with the Krüger family, whose son Hans is attracted to her.
| Directing | Julius Kun | Director |
| Directing | Michael Englberger | Director |
| Writing | Julius Kun | Writer |
| Writing | Wolfgang Ebeling | Writer |
| Writing | Valeri Karen | Writer |
| Crew | Anatoly Petritsky | Cinematography |
| Editing | Thea Richter | Editor |
| Editing | Galina Spirina | Editor |
| Sound | Uve Schikora | Music |
| Sound | Gennadi Podelski | Music |