Nocturnal Butterfly (Czech: Noční motýl) is a 1941 Czech drama film directed by František Čáp based on a novel by Karel Novák.

[1] It was shown in 9th Venice Film Festival where it won a prize Targa di segnalazione.

[1] The film was dubbed into German and released under the name Der Nachtfalter in 1943.

The movie was released online on YouTube [1] by Czech Film Archive on 16 February 2019.

This article related to a Czech film of the 1940s is a stub.