Opera singer Prudence Budell, overhears truck driver Johnny Donnetti singing opera, and persuades her opera company to give him a chance in her new opera. They fall in love, but on meeting his colleague Mary while visiting Johnny's work, Prudence becomes convinced Johnny is in love with her.
Kathryn Grayson
as Prudence Budell
Mario Lanza
as Johnny Donnetti
José Iturbi
as Himself
Ethel Barrymore
as Abigail Trent Budell
Keenan Wynn
as Artie Geoffrey Glenson
J. Carrol Naish
as Papa Donnetti
Jules Munshin
as Michael Pemberton
Thomas Gomez
as Guido Russino Betelli
Marjorie Reynolds
as Mary
Arthur Treacher
as Hutchins
Mimi Aguglia
as Mamma Donnetti
