The young brother of two police officers borrows one of their uniforms. While masquerading as a cop, he accidentally assists a group of criminals committing a burglary.
| Actor | Role |
|---|---|
 Arthur LakeTommy O'Brien | Tommy O'Brien |
 Barbara KentMuriel Crawford | Muriel Crawford |
 Eddie GribbonBill O'Brien | Bill O'Brien |
 Warner RichmondJim O'Brien | Jim O'Brien |
 Walter McGrail’Slippery Dick' Sylvaine | ’Slippery Dick' Sylvaine |
 George Siegmann’Butch' Barker | ’Butch' Barker |
 Joseph W. GirardCaptain Ryan | Captain Ryan |