Men Against the Sky (1940)
A draftswoman, the sister of an aging, alcoholic pilot, secretly uses her brother's ideas to solve design problems for an experimental military plane in an attempt to save the company and salvage her brother's reputation.
Directed by: Leslie Goodwins
Starring: Richard Dix, Kent Taylor, Edmund Lowe, Wendy Barrie, Granville Bates, Grant Withers
Links: RKO Radio Pictures, IMDb, Movie posters, Movie stills