Brother and sister Danya and Valya move with their mother to a northern seaside town and immediately become participants in an exciting but dangerous adventure.
Foma Konovalov
Glafira
Pasha Zhgutov
Valya
Danya
Grandson Foma Konovalov
Stepan Novoselov
Natalya Yevgeniyevna
Skornyakov
Foreign Ship Captain
Marya Stepanovna
Pyotr Mikhaylovich
Foreign Ship Skipper
Radio Operator
Director
Director of Photography
Novel
Writer
Original Music Composer
Production Design
Assistant Director
Sound Director
Conductor
Makeup Artist
Costume Design
Editor
VFX Director of Photography
VFX Artist
Script Consultant
Script Editor
Executive Producer
