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.
| Actor | Role |
|---|---|
 Nina MaslovaMaria / Mascha | Maria / Mascha |
| KKlaus-Peter PleßowHans | Hans |
 Lev PrygunovAlexej | Alexej |
 Regina BeyerRenate | Renate |
 Lyudmila GarnitsaShura | Shura |
 Katrin MartinGisela | Gisela |
 Dean ReedDean | Dean |
 Frank-Otto SchenkJochen | Jochen |
 Marianne WünscherFrau Krüger | Frau Krüger |