Musste das sein? (1964)
This educational short film interweaves real scenes and animated graphics and depicts the causes of heart attacks in order to promote a healthy lifestyle to prevent damage to the coronary arteries.
Director: Wolfgang Heyer
| Directing | Wolfgang Heyer | Director |
| Writing | Wolfgang Heyer | Writer |
| Writing | Heinz Hafke | Writer |
| Writing | Rudolf Schmalz | Writer |
| Crew | Kurt Zepernick | Cinematography |
| Editing | Dorothea Busch | Editor |
| Sound | Hans-Hendrik Wehding | Music |
| Visual Effects | Fritz Luther | Animation |