Jennifer Jones and Robert Walker play young lovers. In real life, they were at the end of a failed marriage and divorced shortly after. She later married David O. Selznick, the producer of this film.
Shirley Temple had been in retirement for two years when David O. Selznick persuaded her to join the film.
Claudette Colbert originally resisted taking the role of a fortyish mother of a teenager. However, Selznick's insistence that the film would help Wartime morale and a salary of $150,000 convinced the actress to do it.
Film debut of Guy Madison, who plays a sailor in the film. He really was in the navy at the time of filming.
This came about because David O. Selznick wanted to make a film that showed his support for the war effort. He deliberately did not want to make a traditional war movie.