Cast & crew
Letter to Granny (1977)
Directed by Ivan Vesselinov Written by Ivan Vesselinov
Crew
| Peter Gornev | Director of Photography |
| Georgi Mutafchiev | Background Designer |
| Yanaki Kitsov | Head of Production |
| Georgi Dumanov | Assistant Director |
| Vidko Boyanov | Head of Animation |
| Ivan Vesselinov | Art Direction |
| Vidko Boyanov | Art Direction |
| Ivan Vesselinov | Director |
| Ivan Vesselinov | Writer |
| Georgi Genkov | Music |
| Zheni Parlapanova | Sound |
| Tsvetana Trichkova | Editor |
| Ivan Vesselinov | Art Direction |
| Georgi Genkov | Music |
| Zheni Parlapanova | Sound |
| Yanaki Kitsov | Head of Production |
| Peter Gornev | Director of Photography |
| Vidko Boyanov | Head of Animation |
| Vidko Boyanov | Art Direction |
| Ivan Vesselinov | Director |
| Ivan Vesselinov | Writer |
| Georgi Mutafchiev | Background Designer |
| Georgi Dumanov | Assistant Director |
| Tsvetana Trichkova | Editor |