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...
| Actor | Role |
|---|---|
 Ann DvorakJerry | Jerry |
 John TrentAlden 'Bill' Carter III | Alden 'Bill' Carter III |
 Harry BeresfordUncle John | Uncle John |
 Guinn 'Big Boy' WilliamsJeff | Jeff |
 Aileen PringleMrs. Douglas | Mrs. Douglas |
 Arthur HoytMr. Douglas | Mr. Douglas |
| PPaul HurstCop | Cop |
 George DavisWaiter (uncredited) | Waiter (uncredited) |