Danger Signal (1945)

After robbing and murdering his married lover and then making her death look like suicide conniving philanderer Ronnie Mason relocates to Los Angeles Under a new identity and claiming to be a writer Ronnie finds lodging at the home of Hilda Fenchurch and her mother He woos Hilda knowing she has money but when he discovers that Hildas sister Anne has just inherited 25000 he switches his attentions to her