Dave Logan
Jean Logan
Tom Collins
Hap Stuart
Sunny Avery
Jim Horn
Mr. Pierson
Mr. B.C. Hill
Mother Brunn
Dad Brunn
Radio Operator on Clipper
Co-Pilot on Clipper
Engineer on Clipper
Navigator on Clipper
Bill Andrews
Pilot
Department of Commerce Inspector
Secretary
Radio Operator
Charlie - the Janitor (uncredited)
Waiter (uncredited)
Second Commerce Inspector (uncredited)
Pan American Union Waiter (uncredited)
Jack - a Weatherman (uncredited)
Airplane Designer (uncredited)
Plane Announcer at Miami Airport (uncredited)
Pilot (uncredited)
Weatherman (uncredited)
State Department Official (uncredited)
Reporter (uncredited)
Mechanic (uncredited)
Eadie - Horn's Secretary (uncredited)
Instructor (uncredited)
Key West Speaker (uncredited)
Pan American Union Speaker (uncredited)
Australian Broadcaster (uncredited)
Doctor (uncredited)
Secretary of State (uncredited)