Professor Balthazar: Zvjezdani kvartet (1970)

Duration: 8 minutes. European Prime video.

Episode 13. Season 1.

Season 1 ends here.

Rating 4 of 5.

Directed by: 

Zlatko Grgic
Boris Kolar
Ante Zaninovic

IMDB: https://www.imdb.com/title/tt1312765/

English title: Starlight Serenades.

This movie belongs to: Prime Video (EU)