Calling Scotland Yard: The Sable Scarf (1954)

A fortune teller's husband, whom she thought dead, returns from the war, she gets the ideal of using the information he had about the relatives of townspeople he had gotten from the other prisoners who were in the prisoner-of-war camp with him. Because of the accuracy of the information, she becomes a famous fortune teller. When her husband learns that she is unfaithful and has a lover, he threatens to put an end to her prosperous business of cheating gullible people. She rushes after him and kills him ,and since there were no witnesses, she feels safe. But Scotland Yard is on the case.