"Lux Radio Theater" broadcast a 60 minute radio adaptation of the movie onMay 14, 1945 with Don Ameche reprising his film role.

Don Ameche's brother, Jim Ameche, portrayed Alexander Graham Bell in The Story of Mankind.

Jack Kelly's film debut.

After the film was released, the telephone was commonly called the "Ameche", a slang term referring to actor Don Ameche who played the telephone's inventor. This association is explained in the film Ball of Fire, showing the term was still in use two years after the release of the original film.

Alexander Graham Bell's daughter, Mrs. Gilbert Grosvenor, had official script approval.

Only film featuring all four of the "Young" sisters: Loretta Young, Sally Blane, Polly Ann Young and 'Georgiana Young'.

This film had its premiere at the 1939 World's Fair in New York.