An expedition exploring the Amazon jungle comes across a jungle goddess who lives among the animals and fears none of them--and apparently has found the secret of eternal youth.
| Actor | Role |
|---|---|
 George BrentJim Warburton | Jim Warburton |
 Vera RalstonChristine Ridgeway | Christine Ridgeway |
 Constance BennettDr. Karen Lawrence | Dr. Karen Lawrence |
 Brian AherneAnthony Ridgeway | Anthony Ridgeway |
 Fortunio BonanovaSebastian Ortega | Sebastian Ortega |
 Alfonso BedoyaPaulo | Paulo |
| GGus SchillingDean Hartley | Dean Hartley |
 Richard CraneJohnny MacMahon | Johnny MacMahon |
 Walter ReedJerry Adams | Jerry Adams |
 Ross ElliottFrank Lane | Frank Lane |
 Konstantin ShayneDr. Jungmeyer | Dr. Jungmeyer |
| EElizabeth DunneHousekeeper | Housekeeper |