James Stewart
(Charles Augustus 'Slim' Lindbergh),
Erville Alderson
(Burt),
David Alpert
(Clerk),
Don Ames
(Crowd Member in France),
Walter Bacon
(Crowd Member in France),
Gordon Barnes
(Reporter),
Griff Barnett
(Dad - Farmer),
Jimmy Bates
(Farm Boy),
Brandon Beach
(Train Passenger),
Paul Birch
(Blythe),
Eumenio Blanco
(Crowd Member in France),
Marc Connelly
(Father Hussman),
Murray Hamilton
(Bud Gurney),
Bartlett Robinson
(Benjamin Frank Mahoney - President, Ryan Airlines Co.),
Patricia Smith
(Mirror Girl),
Arthur Space
(Donald Hall - Chief Engineer, Ryan Airlines),
Charles Watts
(O.W. Schultz - Salesman, Atlas Suspender Co.),
Frances Allen
(Mother from Oklahoma)