A spy film about Professor Skalski's invention - rays that could stop engines, thus avoiding wars - which becomes the focus of foreign intelligence. In order to take over the discovery, a secret agent is sent to reach the invention via the professor's son.
Hanka Ordonówna | Rita Holm, śpiewaczka i agentka wywiadu |
Jerzy Pichelski | Inżynier Jerzy Skalski |
Jerzy Leszczyński | Profesor Skalski, ojciec Jerzego |
Lena Żelichowska | Agentka kontrwywiadu polskiego |