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![](https://image.tmdb.org/t/p/w92/2lAvFbEZ0xoqjtWMT10JIdpJSi2.jpg)
Kent Taylor
Duncan MacLain, Private Detective
![](https://image.tmdb.org/t/p/w92/y5utXdRZ8MAjrDDgVJS5nyJp6uq.jpg)
Dorothea Kent
Amy Arden
![](https://image.tmdb.org/t/p/w92/gdUtShsitqjeuiPExjBC62CxkiU.jpg)
Greta Granstedt
Gladys Hewitt
![](https://image.tmdb.org/t/p/w92/c7TYmYAdPG8B9WG5PnUxs6V5R2U.jpg)
Don Brodie
Spud Savage, Private Detective
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Paul Hurst
Asst. Dist. Atty. Springer
![](https://image.tmdb.org/t/p/w92/hSINvJ003UJAohrEgqBPkXzu1cM.jpg)
J. Farrell MacDonald
William Barton (Detective Agency Head)