United States Federal agent Rigby travels to the Central American island Carlotta to investigate a stolen aircraft engines smuggling racket.

Captain Ralls fights Dutch shipping magnate Mayrant Sidneye for the woman he loves, Angelique Desaix, and for a fortune in gold aboard the Red Witch.

Engineer Johnny Munroe is enlisted to build a railroad tunnel through a mountain to reach mines. His task is complicated, and his ethics are compromised, when he falls in love with his boss's daughter

A former secret agent is sent to retrieve a priceless collection of stolen jewels from a Lisbon nightclub owner who worked both sides during World War II.

A veterinarian and a novelist compete for the heart of a lady rancher.

Kit Madden is traveling to Hollywood, where her best-selling novel is to be filmed. Aboard the train, she encounters Marines Rusty and Dink, who don't know she is the author of the famous book, and who don't think much of the ideas it proposes. She and Rusty are greatly attracted, but she doesn't know how to deal with his disdain for the book's author.

Johnny Riggs, a con man on the lam, finds himself in a Latin-American country named Patria. There, he overhears a convent-bred rich girl praying to her guardian angel for help in managing her tangled business affairs. Riggs decides to materialize as the girl's "angel", gains her unquestioning confidence, and helps himself to the deluded girl's millions. Just as he and his partner are about to flee Patria with their booty, Riggs realizes he has fallen in love with the girl and returns the money, together with a note that is part confession and part love letter. But the larcenous duo's escape from Patria turns out to be more difficult than they could ever have imagined.

A soldier falls in love with a newly-married woman after her husband abandons her for a business meeting on their honeymoon.

Outcast Benny Martin joined the army to escape public scorn. But when townspeople learn that he is to receive the Congressional Medal of Honor, they pretend that he and his family are cherished, eminent citizens.

The Falcon travels to Mexico where he gets involved with murder and a mysterious painting.