Actor	Papel
Addison Richards	Mr. B.C. Hill
Ruth Robinson	Mother Brunn
Henry B. Walthall	Dad Brunn
Carlyle Moore Jr.	Radio Operator on Clipper
Lyle Moraine	Co-Pilot on Clipper
Dennis Moore	Engineer on Clipper
Wayne Morris	Navigator on Clipper
Alexander Cross	Bill Andrews
William Wright	Pilot
Kenneth Harlan	Department of Commerce Inspector
Anne Nagel	Secretary
Marjorie Weaver	Secretary
Milburn Stone	Radio Operator
Owen King	Radio Operator
Irving Bacon	Charlie - the Janitor (uncredited)
George Beranger	Waiter (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)
Bill Elliott	Pilot (uncredited)
Frank Faylen	Weatherman (uncredited)
Jonathan Hale	State Department Official (uncredited)
Jack Hatfield	Reporter (uncredited)
Milton Kibbee	Mechanic (uncredited)
Shirley Lloyd	Eadie - Horn's Secretary (uncredited)
John Marston	Airplane Designer (uncredited)
Walter Miller	Instructor (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)
Houseley Stevenson	Doctor (uncredited)
Harland Tucker	Airplane Designer (uncredited)
Guy Usher	State Department Official (uncredited)
Emmett Vogan	Airplane Designer (uncredited)
Pierre Watkin	Secretary of State (uncredited)

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