A story about difficult and dangerous adventures of a group of seven-graders during their summer camp.
| Actor | Role |
|---|---|
 Aleksei GoryachevNot listed | Not listed |
 Igor YasulovichNot listed | Not listed |
 Irina SavinaNot listed | Not listed |
 Valeri KozinetsNot listed | Not listed |
 Irina MurzayevaNot listed | Not listed |
 Nikolai ParfyonovNot listed | Not listed |
 Valentin BryleevNot listed | Not listed |