Carlyle Moore Jr.
Radio Operator on Clipper
Kenneth Harlan
Department of Commerce Inspector
Irving Bacon
Charlie - the Janitor (uncredited)
John Butler
Second Commerce Inspector (uncredited)
Glen Cavender
Pan American Union Waiter (uncredited)
Joe Cunningham
Jack - a Weatherman (uncredited)
Hal K. Dawson
Airplane Designer (uncredited)
Ralph Dunn
Plane Announcer at Miami Airport (uncredited)
Jonathan Hale
State Department Official (uncredited)
Shirley Lloyd
Eadie - Horn's Secretary (uncredited)
John Marston
Airplane Designer (uncredited)
Thomas Pogue
Key West Speaker (uncredited)
Georges Renavent
Pan American Union Speaker (uncredited)
John Graham Spacey
Australian Broadcaster (uncredited)
Edwin Stanley
Airplane Designer (uncredited)
Harland Tucker
Airplane Designer (uncredited)
Guy Usher
State Department Official (uncredited)
Emmett Vogan
Airplane Designer (uncredited)
Pierre Watkin
Secretary of State (uncredited)
