Two insurance detectives work with the police to identify and bring down a crime kingpin. One is murdered, but his partner and his daughter continue.
| Actor | Role |
|---|---|
 Malcolm KeenMark Lyndon | Mark Lyndon |
 Jack RainePhilip Tarry | Philip Tarry |
| MMartin LewisJohn Bredon | John Bredon |
| KKathleen KellyJoan Bredon | Joan Bredon |
| GGordon BeggHolford | Holford |
| HHenry B. LonghurstInspector Hurley | Inspector Hurley |
| JJoyce KennedyMrs. Bredon | Mrs. Bredon |