A Mexican bandit is about to be executed in the United States, so his brother takes over a train and holds the passengers as hostages unless his brother is released. Now both the Americans and Mexicans are baffled as to what to do. One of the passengers — who wrote the letter for their captor — has a suggestion: call mercenaries Hank Brackett and Johnny Reech. They do, and as expected they do come up with a plan, but the president of the railroad is not sure if it will work.

The attractive Argentine Don Careless is an adventurer and an excellent swordsman. Don is in love with Maria Moreno, since he had to emerge her jewels and had thereby to kill a shark. Don tries to prevent the forced marriage of Mary with the ruthless revolutionary Colonel Luis Corral. An armed clash between Don and Luis seems inevitable.

Obsessed by a Mexican singer, an Argentine doctor arrives in Paris; Far from his land he begins to find his true identity transforming into a singer of tangos.

On a flight to London, a note is found stating that there will be murders taking place on the airliner before it lands.

Attorney's daughter falls for one of his gangster clients.

The health conscious, dairy-farming Higgins family begin each day with an invigorating swim. One day, traveling health-tonic salesman, Windy Weebe, comes to town and suggests they could swim the English Channel. Sponsored by "Liquapep" and coached by Windy, the family arrive in Europe. There it is decided that daughter Katie is the only one strong enough to enter the contest. But while she should be focused on the difficult and risky task ahead, Katie is pursed by dashing Frenchman, André Lanet... This comedic musical is well remembered for the scene when Katie dreams she is swimming with cartoon characters Tom & Jerry!