In 1880s Indian Territory (future Oklahoma), a rancher reluctantly agrees to take up the post of federal marshal and tackle a violent gang of outlaws ravaging the territory.
Pete Morgan manages Jefty's Road House for his longtime friend, Jefferson "Jefty" Robbins, who inherited the place from his father. Jefty is attracted to Lily Stevens, his new singer from Chicago, but Pete thinks she is just another in a long string of girls he will eventually have to send on her way. Jefty, however, is convinced that Lily is different, even though she is playing hard-to-get.
Cattle rustlers Robert Hightower (John Wayne), Pedro "Pete" Rocafuerte (Pedro Armendáriz), and William Kearney (Harry Carey, Jr.) rob a bank in the town of Welcome, Arizona, but Kearney suffers a bullet wound and they have to flee into the desert, pursued by the posse of Sheriff Buck Sweet (Ward Bond), who puts a bullet in their water bag. They eventually lose their horses in a desert storm and end up walking. In their search for water, they come across a water hole, which has, however, been destroyed by the misguided efforts of a bumbling tenderfoot. In his covered wagon left nearby lies his wife (actually Sheriff Sweet's niece), who is pregnant and about to give birth. With the help of the trio, she has a boy, whom she names Robert William Pedro after her benefactors. Before dying, she extracts a promise from his three godfathers that they will take care of him. Moved by her plight, the three desperados uphold their promise despite the acute lack of water.
Frankie Madison (Burt Lancaster) and Noll "Dink" Turner (Kirk Douglas) are rum-running partners during Prohibition. They get into a shootout with some would-be hijackers after their liquor, attracting the attention of the police. The two men split up, but not before making a bargain that if one is caught, he will still get an equal share when he gets out of jail. Frankie is sent to prison for 14 years. When he is finally set free, he goes to see Noll.
Ex-Major Frank McCloud (Humphrey Bogart) arrives at the Hotel Largo in Key Largo, Florida, to visit the family of George Temple, a friend from the Army who had served under him and was killed in the Italian campaign. He meets with George's widow Nora Temple (Lauren Bacall) and his father James (Lionel Barrymore), who owns the hotel. Because the winter vacation season has ended and a major hurricane is approaching, the hotel has only six guests: the dapper Toots (Harry Lewis), the boorish Curly (Thomas Gomez), stone-faced Ralph (William Haade), servant Angel (Dan Seymour), an attractive woman, Gaye Dawn (Claire Trevor) who suffers from alcoholism, and a sixth man who remains secluded in his room. They claim to have come to the Florida Keys for a fishing trip and have a charter boat waiting.
Thomas Dunson (John Wayne) is a stubborn man who wants nothing more than to start up a successful cattle ranch in Texas. Shortly after he begins his journey to Texas with his trail hand, Nadine Groot (Walter Brennan), Dunson learns that his love interest (Coleen Gray), whom he had told to stay behind with the wagon train with the understanding that he would send for her later, was killed in an Indian attack. Despite this tragedy, Dunson and Groot press on. That night, Dunson and Groot, keeping watch, hear a group of Indians planning to attack them. They kill the Indians, and on the wrist of one, Dunson finds a bracelet he had been left by his late mother. One day before, he had presented it to his young love as he left the wagon train. The bracelet reappears significantly later in the film.
In 1925 in the Mexican oil-town of Tampico, Dobbs (Humphrey Bogart) and Curtin (Tim Holt), two Americans cheated out of promised wages and down on their luck, meet old prospector Howard (Walter Huston). When one of them wins a small jackpot in the lottery, they have the bankroll to finance a gold prospecting journey to the remote Sierra Madre mountains.
D'Artagnan (Gene Kelly), an inexperienced Gascon youth, travels to Paris to join the elite King's Musketeers. On his way, he encounters a mysterious lady at a roadside inn. When he picks a fight with one of her escorts, she becomes suspicious and has him knocked unconscious. His letter of introduction from his father to de Treville (Reginald Owen), the commander of the Musketeers, is burned. When he awakens, he continues on to the city.
This account of a violent prison break is a semi-documentary opens with a newsreel type tour of the prison. Led by Carl Schwartzmiller (Jeff Corey), 12 convicts plan their escape but prisoner Jim Sherbondy (Scott Brady) is reluctant to go along with the group.
Giacomo Casanova est de retour à Venise (bien qu'il y soit hors-la-loi) pour aider son frère Antonio, accusé d'avoir volé des documents à la dogaresse. Il découvre que ces papiers ont en fait été dérobés par une société secrète, agissant pour le compte de l'impératrice Catherine II de Russie, laquelle voudrait exercer une emprise sur la ville...
A girl is about to inherit a fortune, but she is missing in Africa. Only then, family charges Congo Bill, an adventurer, to find her, and bring her back to civilization. He follows a legend about a mysterious White Queen, but his path is full of difficulties, by an inhospitable jungle, and the man who will lose the fortune if the girl is found alive...
A Nazi scientist escapes from prison, murders a leading Professor and takes his place at a research laboratory where he experiments with biological warfare with which he intends to wage the next war against Britain.
A criminal gang discovers a Genghis Khan treasure ship on the Canada-Alaska border. However, the treasure itself is hidden on land. In their efforts to find the hidden riches, they resort to murder and sabotage to stop the construction of the Alcan highway which will bring homesteaders to the area.