A Day Will Come (German: Es kommt ein Tag) is a 1950 West German historical drama film directed by Rudolf Jugert and starring Dieter Borsche, Maria Schell and Lil Dagover. It was shot at the Göttingen Studios. The film's sets were designed by the art director Walter Haag. It is based on Ernst Penzoldt's novella Korporal Mombour, set at the time of the Franco-Prussian War.