Nobody Knows Anything (Czech: Nikdo nic neví) is a 1947 Czechoslovak war comedy film directed by Josef Mach and starring Jaroslav Marvan, František Filipovský and Jana Dítětová.

[1] [2] The film's sets were designed by the art director Jan Zázvorka.

It is a war comedy about two tram drivers who try to save their neighbor Věra who was blackmailed by an SA man.

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