Original title: La Forteresse
Directed by: Gheorghi TCHAVDAROV
Country: Bulgaria
Year of production: 1974
Running time: 07 min
Category: Short film out of competition
Techniques used: drawing on cels
Process: Colour
Target public: All audiences
Directed by: Gheorghi TCHAVDAROV
Production: BULGARIAFILM
Script: Gheorgi Tchavdarov
Animation: Christina Proikova
Camera: Feodor Arnaudov
Music: Boris Karadimtchev