In 1903, Doctor Huntington Bailey meets a friendly older lady during a train trip. She tells him that she is going to visit her brother Nick and his lovely young wife Allida. Once in New York, Bailey hears that his train companion suddenly died. Shortly afterward, he meets the strange couple and gets suspicious of Nick's treatment of his wife.

The story of a Canadian WWII naval vessel, with a dramatic subplot concerning her first captain.

Flagwaving story of a new American destroyer, the JOHN PAUL JONES, from the day her keel is laid, to what was very nearly her last voyage. Among the crew, is Steve Boleslavski, a shipyard welder that helped build her, who reenlists, with his old rank of Chief bosuns mate. After failing her sea trials, she is assigned to the mail run, until caught up in a disparate battle with a Japanese sub. After getting torpedoed, and on the verge of sinking, the Captain, and crew hatch a plan to try and save the ship, and destroy the sub.

Lupe Vélez plays a dual role, twin sisters Rita and Elaine. After escaping a torpedoed ship, Rita shows up in Manhattan, where she takes the place of her Broadway-star twin sister Elaine, who's having problems with her marriage and needs to make a getaway. Neither Elaine's husband or Rita's saxophone-player boyfriend are aware of the switch.

The crew of an Air Force bomber arrives in Pearl Harbor in the aftermath of the Japanese attack and is sent on to Manila to help with the defense of the Philippines.

An American joins the British Royal Air Force just before Pearl Harbor is attacked, and falls in love with a beautiful English girl.