Friendship Song (1973)
- Genre: Animation
- Release Date: 1973-04-25
- Runtime: 0h 16min
- Language: Pусский
- Production Company: Soyuzmultfilm
- Production Country: East Germany, Soviet Union
- Directors: Otto Sacher, Yefim Gamburg.
Cartoon based on letters and drawings of children of Soviet Union and German Democratic Republic.
Unfortunately the movie Friendship Song is not yet available on HBO Max.
| Writing | Vladimir Valutskiy | Writer |
| Art | Daniil Mendelevich | Art Direction |
| Art | Svetlana Gviniashvili | Art Direction |
| Visual Effects | Yuriy Butyrin | Animation |
| Visual Effects | Elvira Maslova | Animation |
| Sound | Vladimir Shainskiy | Original Music Composer |
| Writing | Yury Entin | Lyricist |
| Sound | T. Anofrieva | Conductor |
| Directing | Otto Sacher | Director |
| Directing | Yefim Gamburg | Director |
| Writing | Otto Sacher | Writer |
| Writing | Katharina Benkert | Writer |
| Art | Heinz Schulz | Assistant Art Director |
| Art | Heinz Drache | Assistant Art Director |
| Art | Ulli Eisenfeld | Assistant Art Director |
| Sound | Addy Kurth | Music |
| Sound | Horst Philipp | Sound |
| Editing | Hanna Knieriem | Editor |
| Sound | Wolfgang Berger | Conductor |
| Camera | Hans Schöne | Director of Photography |
| Camera | Helmut Krahnert | Director of Photography |
| Sound | Georgiy Martynyuk | Sound Director |
| Editing | Izabella Gerasimova | Editor |
| Writing | Pyotr Frolov | Script Editor |
| Production | Fyodor Ivanov | Producer |
| Writing | Klaus Richter de Vroe | Lyricist |
| Production | Ingrid Tzschoppe | Producer |
| Crew | Irmgard Henker | Technical Advisor |