Alexander Graham Bell falls in love with deaf girl Mabel Hubbard while teaching the deaf and trying to invent means for telegraphing the human voice. She urges him to put off thoughts of marriage until his experiments are complete. He invents the telephone, marries and becomes rich and famous, though his happiness is threatened when a rival company sets out to ruin him.
as Alexander Graham Bell
as Mrs. Mabel Hubbard Bell
as Thomas Watson
as Gardner Hubbard
as Thomas Sanders
as Mrs. Hubbard
as Gertrude Hubbard
as Grace Hubbard
as Berta Hubbard
as George Sanders
as Mr. Barrows
as Chauncey Smith
as President of Western Union
as Judge Rider
as Queen Victoria
as Mrs. MacGregor
as George Pollard
as Mrs. Winthrop
as Landlady
as Joe Eliot
as D'Arcy - Singer
as Mrs. Sanders
as Banker's Son (uncredited)
as Telephone Operator
as Mr. Calhoun
as Miss Jenkins
as Court Attendant at Door
as Man Laughing at Demo
as Banker at Demo
as Mac Gregor's Maid
as Piano Player
as Mr. Winthrop
as Pawnbroker
as Tom
as Edward
as New England Telephone Company Executive
as Banker at Demo
as General
as Banker at Demonstration
as Infant
as Telegrapher
as Nora
as Nurse
as Sir John Cowell
as Manager of New England Telephone Exchange
as Court Clerk
as Storekeeper
as James J. Starrow
as Sanders' Nurse
as Banker at Demo
