The Solemn Oath (German: Das Gelübde) is a 1921 German silent comedy film directed by Rudolf Biebrach and starring Theodor Loos, Lotte Neumann and Eugen Rex.
It premiered in Berlin on 7 June 1921.
[1] The film's art direction was by Hans Sohnle.
It was based on a play by Heinrich Lautensack.
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