A young inventor is wrongfully accused of killing a night watchmen committed by a gang during a jewel robbery.
| Actor | Role |
|---|---|
 Molly LamontMary Talbot | Mary Talbot |
| FFrederick BradshawJack Lawton | Jack Lawton |
 Ben WeldenSaunders | Saunders |
| GGladys JenningsAnne | Anne |
| OOlive SloaneQueenie | Queenie |
| BBrian BuchelMasters | Masters |
 Wilfrid Hyde-WhiteHusband | Husband |