 "Tailspin" Tommy (Clark Williams) and his fellow pilots, Betty Lou Barnes (Jean Rogers) and Skeeter Milligan (Noah Beery, Jr.) prevent a group of corrupt businessmen from stealing Nazil Island's oil reserves.The villains are Manuel Casmetto (Herbert Heywood), the half-brother of Don Alvarado Casmetto, Nazil Island's ruler and villainous oil tycoon Horace Raymore (Matthew Betz).Tommy and his friends are aided in their efforts by news reporter Bill McGuire (James P. Burtis).