Alden "Bill" Carter III sees a beautiful woman, Jerry, dining alone at the Park Savoy in New York, and after a brief flirtation, introduces himself. After he entreats her to be his "mystery woman" to make his girl friend jealous, Jerry agrees to attend a reception that night with him at the Douglas home. This plays right into Jerry's plans, as she is a jewel thief who intends to steal the Douglas jewels with her cohorts, Uncle John and Jeff...
as Jerry
as Alden 'Bill' Carter III
as Uncle John
as Jeff
as Mrs. Douglas
as Mr. Douglas
as Cop
as Waiter (uncredited)