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.
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Cast
14 people
Mieczysław Krawicz Director · Antoni Marczynski Writer
United States release March 4, 1934 · Produced in Poland · Original title Szpieg w masce
Production
Blok-Muzafilm
Production
Poland
Produced in
Languages
Original title
Szpieg w masce
Original language
Polish
Spoken on screen
Polish
Release dates
Poland · October 27, 1933
Theatrical
United States · March 4, 1934
Theatrical
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