The struggle of a man to build a steam ship to take him across the Atlantic in spite of all setbacks, and his win against a crack sailing boat in the early 19th century.

The Invisible Man's grandson uses his secret formula to spy on Nazi Germany.

Spain, 1518: young caballero Pedro De Vargas offends his sadistic neighbor De Silva, who just happens to be an officer of the Inquisition. Forced to flee, Pedro, friend Juan Garcia, and adoring servant girl Catana join Cortez' first expedition to Mexico. Arriving in the rich new land, Cortez decides to switch from exploration to conquest...with only 500 men. Embroiled in continuous adventures and a romantic interlude, Pedro almost forgets he has a deadly enemy...

An Englishman impersonates an imprisoned German officer and "returns" to Germany to become a national hero. A female German spy is assigned to check him out but falls in love with him.

An American pilot impulsively joins His Majesty's Royal Air Force in Britain in an attempt to impress his ex-girlfriend.

A French-Canadian trapper's adventures jeopardize his romance with an innkeeper.

An American newspaperman and his wife, end up in London after several retreats in the opening days of WWII. After a shrapnel wound and loss of her baby she returns to America. War weary, he is forced to do a story about war orphans, where he meets Margaret.

In Africa early in World War II, a British rubber plantation executive reminisces about his arrival in the Congo in 1910. He tells the story of a love-hate triangle involving Harry Witzel, an in-country station superintendent who'd seen it all, Langford, a new manager sent from England for a four-year stint, and Tondelayo, a siren of great beauty who desires silk and baubles. Witzel is gruff and seasoned, certain that Langford won't be able to cut it. Langford responds with determination and anger, attracted to Tondelayo because of her beauty, her wiles, and to get at Witzel. Manipulation, jealousy, revenge, and responsibility play out as alliances within the triangle shift.

A French Resistance fighter discovers he's a dead ringer for a Nazi official.

Accused of helping an enemy submarine, a man escapes and joins a beautiful girl in trying to find the real traitors.