Border Vigilantes (1941)

Hoppy, Lucky and California search for a mine owned by Trudy Pendleton after it was taken from her by the swindling gambler Ace Gibson. They find the mine and Hoppy fights Gibson over it.

Hoppy is an agent of the federal government investigating the counterfeiting of both U.S. and Mexican money. His only clues are the name "Mordigan" and a drawing of a comet.

The usual gang of bad guys is out to grab up all the available ranch land. This time their object is land belonging to Chinese. As an aside, Hoppy leads some archaeologists through parts of California.

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

Sheriff Hoppy has to find a way to bring the bad guys, headed by Tom Jordan, to justice in the Lone Star state. The problem is that they are hiding out beyond his jurisdiction, in Oklahoma.

Hoppy, Lucky and California are chasing cattle rustlers who have been bothering cattle rancher friends of Hoppy. A crooked foreman is the source of the trouble. Johnny and Lucy are the love... See full summary »

While oil drilling, Hoppy and California discover an underground well - a potential threat to Jebb Hardin's monopoly on water in the region.

Hoppy's ranch is threatened by rustlers. Hoppy and the gang oblige as usual.

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.

A bad guy has used several murders to drive all the inhabitants out of town in order to give his gang access to the oil which lies under the land.

Hoppy, California and Lucky are on vacation, but not for long. They come across bank robbers (who drive automobiles, something new). Nevertheless, the Bar 20 guys bring the bad guys to justice.

A gang of outlaws are using force to become possessors of every ranch in the area. Hoppy, of course, is out to stop them.