Unusable (German: Unsühnbar) is a 1917 German silent drama film directed by Georg Jacoby and starring Adele Sandrock and Grete Diercks.

It was shot at the Tempelhof Studios in Berlin.

Cast Adele Sandrock as die Mutter Toni Zimmerer as ihr Sohn Johannes Müller as ihr Sohn Grete Diercks

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