Red Seal () is a 1950 Italian crime film directed by Flavio Calzavara and starring Gino Cervi, Carla Del Poggio and Adriano Rimoldi.
The film's sets were designed by the art director Alberto Boccianti. It was not a commercial success, earning around 28 million lira at the box office.
After her only son is killed fighting during the Second World War, an elderly widow turns her home into a boarding house to make ends meet. Several of the guests are hunting for a mysterious document, bound with a red seal, entrusted to her by her son.