Hoppy goes to town to help Marshal Windy with some rustlers and winds up helping the widow Joyce when confidence men try to take her herd. King's...

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...

Hoppy, Johnny and Windy are fighting a malicious gang trying to stop a cattle drive from reaching a drought-stricken North.

Cattle rustler Nevada dreams of living like an emperor in the West. Hoppy and the Bar 20 boys aim to put an end to his dream.

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...

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...

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...

Produced under the supervision of the U.S. Navy. James Randall, an upperclassman at the Naval Academy, falls in love with Patricia Lawrence, the...

Buck Peters arranges for Hoppy, California, Johnny and other cowboys to go to the aid of friends whose cattle are being rustled. Hoppy and...

A town bedeviled with outlaws sends for Hoppy, Lucky and California after their own vigilante committee fails to solve the towns problems. Hoppy...

Socialite Anatol Spencer, finding his relationship with his wife lackluster, goes in search of excitement. After bumping into old flame Emilie, he...

U.S. Marshal Hopalong Cassidy is called when a town becomes overun with bad guys. Disguised as a member of a medicine show, Hoppy discovers that...

Lorna Drake has inherited a ranch. Hoppy teaches her a bit about ranching and handles Scar Lewis, the bad guy, in the process.

Belle Langtry runs a town being taken over by cattle rustlers. She is also a front for the outlaws, who are led by Steve Fraser. Hoppy gets elected...

One of Hoppy's Bar 20 ranch hands is tricked into participating in nefarious activities after being subjected to hypnosis.

Mary Maddock works as a seamstress to bring home money while her husband Steve, unemployed, has no real prospects of earning money. Mary's...

Malena's apparent frigidity toward her husband Kenneth is a result of injustice done in an earlier incarnation when he was a knight and she was a...

Wealthy young man Ramon Laredo is abducted and put into service aboard a ship commanded by a none-too-scrupulous smuggler. When the ship encounters...

Hoppy finds a wounded girl and later finds Judge Morton who claims the girl is his daughter and he is looking for her. But Hoppy soon learns the...

Hoppy and new sidekick California Carlson head to California to help out Lucky Jenkins.