Master thief Blue Jean Billie, the unknown perpetrator of many sensational jewel heists, robs the guests at the exclusive engagement party of Muriel Vanderflip to Algernon P. Smythe, Lord Chesterton. Overpowering the investigating detective assigned there to stop her, Muriel flees with her chauffeur.
| Actor | Role |
|---|---|
 Priscilla DeanBlue Jean Billie | Blue Jean Billie |
 Thurston HallAlgernon P. Smythe | Algernon P. Smythe |
| MMilton RossDet. Wood | Det. Wood |
 Sam De GrasseShaver Michael | Shaver Michael |
 Jean CalhounMuriel Vanderflip | Muriel Vanderflip |