Suspecting that a safari guide is a wanted killer, undercover policeman Geoffrey Bishop (Richard Fraser) joins a safari led by the suspect for a scientist that hopes to find and prove that a fabled white gorilla is a missing link.
| Actor | Role |
|---|---|
 Richard FraserGeoffrey Bishop | Geoffrey Bishop |
 Maris WrixonPamela Bragdon | Pamela Bragdon |
 Lionel RoycePeter Van Dorn | Peter Van Dorn |
| AAl EbenHans Kroegert | Hans Kroegert |
 Gordon RichardsSir Harry Bragdon | Sir Harry Bragdon |
| MMichael DyneClive Carswell | Clive Carswell |
 George LloydBaxter | Baxter |
 Larry SteersDr. Kent | Dr. Kent |
 Milton KibbeeGunderson | Gunderson |
 Egon BrecherDr. Gerig | Dr. Gerig |
 Joel FluellenMumbo Jumbo | Mumbo Jumbo |
 Ray CorriganWhite Pongo (uncredited) | White Pongo (uncredited) |
 Jack PerrinMinor Role (uncredited) | Minor Role (uncredited) |