Adventurous movie about a fight between Soviet border patrol and foreign spy ship.
| Actor | Role |
|---|---|
 Vladimir IvashovCommander of the border ship | Commander of the border ship |
 Talgat NigmatulinCaptain of the schooner 'Kiyoshi' | Captain of the schooner 'Kiyoshi' |
 Regīna RazumaInterrogator | Interrogator |
 Aleksandr YakovlevChief investigator | Chief investigator |
 Viktors LorencsIntelligence representative | Intelligence representative |
 Aleksandr YanvaryovNot listed | Not listed |
 Aleksandr MartynovNot listed | Not listed |
| AAleksandr Cherkasovnavigator of a border ship | navigator of a border ship |