Plot
Screen adaptation of two works by science fiction writers: “Noise Level” by Raymond Jones and “Shadow of the Past” by Ivan Efremov.
| Writer | Lyudmila Ermilina |
|---|---|
| Director | Tamara Pavluchenko |
| Actor | Yuri Bogatyryov, Elena Naumkina, Vyacheslav Yezepov |
| Country | Soviet Union |
| Production | The main editorial board of programs for children of Central Television |