An American pilot with a top-secret invention is kidnapped by foreign agents.
| Actor | Role |
|---|---|
 John TrentTailspin Tommy Tompkins | Tailspin Tommy Tompkins |
 Marjorie ReynoldsBetty Lou Barnes | Betty Lou Barnes |
 Milburn StoneSkeeter Milligan | Skeeter Milligan |
 Lucien LittlefieldWinslow | Winslow |
 Tommy BuppYoung Tommy | Young Tommy |
 Jason Robards Sr.Paul Smith | Paul Smith |
 George Lynn'Brandy' Rand | 'Brandy' Rand |
 Polly Ann YoungAnita | Anita |
 Betsy GayYoung Betty Lou | Young Betty Lou |
 William P. CarletonNavy Commander | Navy Commander |
| JJohn S. PetersHenchman Carl | Henchman Carl |
 Sayre DearingHenchman Fred | Henchman Fred |
| BBruce MitchellDetective Captain Walker | Detective Captain Walker |
| MMickey MartinYoung Boy | Young Boy |
| JJerry JeromeHenchman Joe | Henchman Joe |
 Pat GleasonDetective | Detective |
 Cyril RingHenchman | Henchman |
| AArthur ThalassoDetective | Detective |
 John ElliottArmy Colonel | Army Colonel |