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

A crusading newspaper editor recruits his old friend Hoppy to take the job of Marshall in a town rife with vice and murder directed at helpless miners.

The local school is causing Hoppy problems. First Bar 20 cattle are stolen when Hoppy investigates a problem there. Then the new teacher arrives and disrupts the routine of the…

Hoppy, California and Johnny partner up with brother and sister ranch owners, two of several who are having their access to water blocked by a dam owned by a greedy…

Hoppy goes undercover as an outlaw (which permits him, for once, to drink and be mean to children) to track down a bunch of outlaws operating along the border. Loco,…

Hoppy clears Lucky on a charge of bank robbery and foils the plot of a crooked lawyer to rustle a herd of pedigree cattle and take over the valley.

Western pardners Jeff and Cash find a baby boy in an otherwise deserted emigrants’ camp, and clash over which is to be “father.” They are still bitterly feuding years later…

Hoppy, Johnny and California go to Arabia to buy some horses. There they get involved with a sheik and a harem and a kidnapping plot.

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…

A man protective of his brother checks out the girl his brother is in love with, in order to see if she’s the real thing or just trying to take…

Lee Garvin has eloped with the daughter of a railroad man who didn’t approve of the marriage. Hoppy steps in when the young man is framed for murder.

Hoppy and Lucky have been called in to investigate a series of stage holdups. The robbers are taking gold from Colby’s mine and Hoppy suspects it may be ex-outlaw Colby…

A town bedeviled with outlaws sends for Hoppy, Lucky and California after their own vigilante committee fails to solve the towns problems. Hoppy discovers that the bad guys are led…

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…

Bank robbers and killers cause mayhem in a small western town.

Hopalong Cassidy and Johnny Nelson ride to the mountains to help a man and his daughter save their logging business from someone who is sabotaging their efforts.

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 and Lucky are headed to South America to deliver a heard of cattle. Bay guy Ralph Merritt gets in their way. For a while.

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.

When three Texas Rangers try to investigate kidnapped Mexicans being used as forced labor in the mines of Silver Bullet, they are framed for murder by the town’s corrupt sheriff.

Before he was killed by Mark Foster’s men, Bud Lawton willed part ownership in his ranch to Hoppy and his two pals. When the three arrive they find a fake…

During World War I, two American soldiers fight to escape the Germans while squabbling over a beautiful harem girl. Preserved by the Academy Film Archive in partnership with University of…