European bad guy Baron Bendor leads some local townsmen in a plot to obtain horses through theft. Hoppy and his sidekicks Lucky and Speedy must find and expose the horse thieves.

Belle Starr has returned from time in prison only to face a hail of bullets, along with rescue by Hoppy and the Bar 20 gang.

Hoppy returns to find Johnny in trouble. Buck Peters has been shot by Porter who made it look like Johnny did it. When Johnny flees he runs into Linda. He takes a liking to her only to learn her father Shanghai is one of Porter's gang. Going after Shanghai, he gets captured by the gang and Porter now plans to kill him. But Hoppy is near by and Johnny will get unexpected help from Shanghai.

Problems come in the form of one of Hopalong Cassidy's neighbors, but the matter is settled when Hoppy roots out the troublemaker.

Joe Weller has instigated a conflict over water rights between two ranchers. The idea is to have the ranchers do each other in then move in and take over. Hoppy and the good guys won't let this happen.

Finishing a trail drive, Hoppy and the boys head to town and immediately get caught up in the conflict between school teacher Miss Abott and next door saloon owner Mawson. When Miss Abott disappears, Hoppy gets a clue to her location and rescues her from Mawson's cabin. It looks like Mawson is the man he wants, but Hoppy finds an item that indicates otherwise.

When Ranger Hoppy's falsely accused young ranger friend is killed while supposedly trying to escape from jail, Hoppy is blamed and drummed out of the Texas Rangers.

Hoppy's friend Dennis owns a rich gold mine. Frazier who owns the adjoining mine and wants the Dennis mine, has Dennis killed. Hoppy steps in to take over running the Dennis mine and learns Frazier's men sneak into and work the Dennis mine at night. Hoppy captures one of Frazier's men only to be captured in return by Frazier and left to die in a burning building.

Reporter Steve Haines, on the trail of a business tycoon, follows his subject onto an ocean liner and gets wound up in a cruise full of intrigue, romance and murder.

Hopalong Cassidy, boss of the Bar 20 ranch in Texas, rides down the Camino Real in the New Mexico cattle country near Alamogordo, in response to an urgent message from his lifelong sweetheart, Nora Blake, who is in serious trouble. Before he and his saddlemates, "Lucky" Jenkins and "Pappy", can reach her ranch, they are stopped by Clay Allison, a cattle-rustler who is in almost complete control of the district, and wants to extend his holdings by seizing Nora's cattle and driving her out. Seeing Cassidy as a menace to his plans, he has him arrested on a trumped-up charge. Cassidy and his pals shoot their way out of the trouble and reach Nora;s ranch where they learn that Allison's henchmen have murdered her foreman, Tom Dillon, and Allison has sent for a crew of outlaws on the Texas border.

Three US sailors aboard a decoy ship fight German U-boats in World War I and try to win Sally who works on the Coney Island midway.

A gambler, hopelessly in debt, agrees to pay off his debt by allowing his creditor to take out a life insurance policy on him and collecting once the one-year suicide clause has elapsed.

Karl, a German diplomat in Paris, discovers that his fiancee, Diane, has been cheating on him. He tells her that he would rather marry a "girl of the streets" than her. Outraged, Diane decides to grant his wish, and enlists the services of a Spanish singer/dancer from a disreputable nightclub to pose as a sophisticated, convent-educated singer, and surreptitiously arranges for her to meet Karl.

A film about male bonding. At the end of WW I, two Americans befriend a simple minded German and win him over into becoming an American. All three are still peacetime officers in the US Marines when an unscrupulous character steals Boyd's girl and his two buddies go off to rescue her. When they don't come back, Boyd goes after them to rescue all. This is all done in flashback from a court martial trial for desertion.

Mary Maddock works as a seamstress to bring home money while her husband Steve, unemployed, has no real prospects of earning money. Mary's employers, are trying to strike an oil related business deal with a rich man by the name of Nelson Rogers. The deal does not seem to be on the table, as Mr. Rogers is leaving town shortly and does not have the time to work out the details of such a deal. In an order to entice him to stay, Mrs. Mallory - wife of Mr. Mallory who is proposing the business deal - convinces Mary to be her guest at a dinner party with the intent of making Mr. Rogers fall for her and thus stay long enough for Mr. Mallory to make him agree to a business deal.