Hoppy goes undercover as a gambler from the East when Bar 20 cattle are stolen by unknown rustlers. Brennan/Talbot are twin brothers (one a casino owner, the other a rancher) and Hoppy believes they provide alibis for each other while one is out committing crimes. Hoppy gets a job in the casino to learn more but is exposed when a gambling gunslinger notices him.

A posse discovers a trio of men they suspect of murder and cow theft and are split between handing t...

Notorious shootist and womanizer Quirt Evans' horse collapses as he passes a Quaker family's home. Q...

Bob Tyler has rustler trouble while driving a herd of cattle to the new owner, but he refuses to tur...

Bill Tracy is a Cattleman's Protective Association agent. Working undercover on his way to Sonora, a...

When his cattlemen abandon him for the gold fields, rancher Wil Andersen is forced to take on a coll...

When Matt Kilgore and his men frame and then hang an innocent man, Lige Saunders sends for his son W...

Bolton has organized a feud between the Rork's and the O'Neil's. He has rustled cattle and killed a ...

Cowboy star Ken Maynard is Jim "Trigger" Morton, in town undercover while pursuing the man who frame...

Caldwell and Nixon have their men rob the stage and then critcize the Sheriff for not catching the r...

Hoppy and Lucky are headed to South America to deliver a heard of cattle. Bay guy Ralph Merritt gets...

Buck Colins heads a group of local ranchers who are trying to prevent the railroad from completing i...

Hoppy goes to town to help Marshal Windy with some rustlers and winds up helping the widow Joyce whe...

U.S. Marshal Hopalong Cassidy is called when a town becomes overun with bad guys. Disguised as a mem...

An evil gang is involved in both cattle rustling and the robbing of stagecoaches. Hoppy must stop th...

On a cattle drive Hoppy, camp cook Windy, companion Lucky, and young Artie Peters encounter an eccen...

Hoppy's brother has been murdered and he is on the trail of the murderers. To get them he makes hims...

Problems come in the form of one of Hopalong Cassidy's neighbors, but the matter is settled when Hop...

The U.S. Army needs more horses for the Spanish-American War. Hoppy must turn his Bar 20 cowhands in...

Hoppy goes undercover as an outlaw (which permits him, for once, to drink and be mean to children) t...

Hopalong Cassidy, boss of the Bar 20 ranch in Texas, rides down the Camino Real in the New Mexico ca...