Features one of very few roles given to veteran bit player Moyna MacGill (Mrs. Smith), enabling viewers to see and hear how closely her looks and voice resemble those of her more celebrated daughter, Angela Lansbury.
Despite the prodigious amount of music in the film, this is one of a small handful of MGM musicals that was not released as a soundtrack album on the MGM Records label.
The shipboard courtship between Jeanette MacDonald and José Iturbi is conducted almost entirely through music via his piano and her vocals.
Filmed from November 1946-January 1947, but not released until March 1948.
This, Jeanette MacDonald's next-to-last film, hints at her final film, The Sun Comes Up (1949), by showing a theater playing Courage of Lassie (1946).
"Lassie" also appears in The Sun Comes Up (1949), played by dog actor Pal.