About this movie
German silent movie, original title unknown, English title and cast/crew are based on Soviet poster. The German title might differ (help needed)
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Questions about Black Grotto
Who directed Black Grotto?
Black Grotto was directed by Carl-Heinz Boese.
What genre is Black Grotto?
Black Grotto is a Drama film.
Who stars in Black Grotto?
The cast of Black Grotto includes Rudolf Lettinger, Otto Gebühr.
