|Danny Kaye||Danny Weems|
|Constance Dowling||Mary Morgan|
|Louis Calhern||Colonel Ashley|
|Lyle Talbot||Sgt. Gelsey|
|Margaret Dumont||Mrs. Willoughby|
|Elisha Cook Jr.||Info Jones|
Hypochondriac elevator operator Danny Weems and his best friend, Joe, are drafted. After basic training, the men discover that their friends, Virginia and Mary, are nursing officers. Though Danny knows Virginia likes him, he likes Mary -- who in turn cares for Joe. When the men are ordered into duty, Mary is inadvertently trapped on board their ship. Trying to protect her friend, Virginia joins them as they set sail for war.