Plot
Several scientists create drama around a mysterious black ball.
| Writer | Arkadiy Strugatskiy |
|---|---|
| Director | Aleksey Solovyov |
| Actor | Nikolai Karachentsov, Boris Nikiforov, Vladimir Shurupov |
| Country | Soviet Union |
| Production | Ekran |
Several scientists create drama around a mysterious black ball.
| Writer | Arkadiy Strugatskiy |
|---|---|
| Director | Aleksey Solovyov |
| Actor | Nikolai Karachentsov, Boris Nikiforov, Vladimir Shurupov |
| Country | Soviet Union |
| Production | Ekran |