A Chicago gangster is pleasantly surprised by violent crime in London. When he discovers crooks are after a mysterious package, and murder an innocent match-seller for it, he turns detective.
| Actor | Role |
|---|---|
 Noah BeeryLee Barwell | Lee Barwell |
 Louis BorelPierre Charrell | Pierre Charrell |
| KKathleen KellyGwen Taylor | Gwen Taylor |
 Charles OliverToni Visetti | Toni Visetti |
| RReginald LongCharles Mason | Charles Mason |
| TTarva PennaConrad Colter | Conrad Colter |
| PPenelope ParkesElizabeth | Elizabeth |
| BBillie De la VoltaMuriel | Muriel |
 James HarcourtSam Hupp | Sam Hupp |
| FFred BushHotel manager | Hotel manager |
 Joan Kemp-WelchMadame Ambrosia | Madame Ambrosia |
| HHenry B. LonghurstStreeter | Streeter |
| BBela MilaMrs. Penworthy | Mrs. Penworthy |