An American adventurer goes into the interior of Africa on a quest for the great starfire diamond.
| Actor | Role |
|---|---|
 Reed HowesRob Rollins | Rob Rollins |
 Ethel ShannonNan Colby | Nan Colby |
 J.P. McGowanCol. Spiffy | Col. Spiffy |
| DDavid KirbySpatz Barrett | Spatz Barrett |
 Billy FraneyRolf Royce | Rolf Royce |
 Fred KohlerOtto Shugars | Otto Shugars |
| GGeorge ReedUmhatten | Umhatten |
| RRodney KeyesInspector | Inspector |