German Julius Reuter sends 19th-century news by carrier pigeon and then by wire, founding a news agency.

A tough, womanizing high-stakes gambler known only as Tennessee has an uneasy relationship with Duchess, madam of a thinly-disguised bordello, and no other friends at all. But he's saved from murder by a lonesome cowpoke ('My friends call me Cowpoke'), in town to meet his fiancée Goldie on the steamboat. When she arrives, there's a mysterious undercurrent between Goldie and Tennessee, whose newfound friendship with Cowpoke is destined to be severely tried...

Terry is the chief car tester for Emery Motors and Frank is an Engineer. Jane has just been hired to work in publicity. Frank and Terry both want Jane to be their girl. Terry has designed a new carburetor that should bring him fame and money, but he cannot get it to work correctly. Terry and Gadget have tested it for over a year, but it still is not perfected. Emery Motors assigns Frank to help Terry with the carburetor, but Terry is not happy because Frank is an Engineer and is also vying for Jane. They finish the carburetor, and to test it, they enter a car in the Indianapolis 500 race. Terry is not yet satisfied with the carburetor before the big race even though it has passed all the tests.

The Iron Curtain is based on the actual 1945 case of Soviet cipher clerk Igor Gouzenko, (Dana Andrews), who, after careful training, was assigned to the U.S.S.R. Embassy in Ottawa, Canada in the midst of World War II. Eventually, Gouzenko defected with 109 pages of material implicating several high level Canadian officials, outlined the steps taken to secure information about the the details of the nuclear bomb via numerous sleeper cells established throughout North America. The scandal that resulted when details of this case were publicized by American columnist Drew Pearson in early 1946 involved Canada, Britain and the United States.

An actress hopes to regain her lost son by making it to the top.

Karger is behind all the cattle rustling. After Tom Devlin catches his man Burke in the act, Burke hides evidence against Karger in his jail cell. Later when Tom is jailed he accidentally finds the evidence, but the Karger encited mob has jailed the Sheriff and is already on the loose.

FBI agent Ed Renard investigates the pre-War espionage activities of the German-American Bund.

An elderly schoolteacher is determined to rid her town of the local gambling den.

Nobleman Rainiero, Sidonia's duke son, comes back home with his friend Renzo. Soon after arrival, Renzo will get in a big trouble and he will be forced to choose between going to church for marriage or going to prison.

In 1500, Duke Cesare Borgia hopes to marry his sister to the heir apparent of Ferrara, which impedes his conquest of central Italy. On this delicate mission he sends Andrea Orsini, his sister's lover and nearly as unscrupulous as himself. En route, Orsini meets Camilla Verano, wife of the count of Citta' del Monte, and sentiment threatens to turn him against his deadly master, whom no one betrays twice...