Riders of the Black Hills (1938)

The Three Mesquiteers convince a group of settlers to exchange their present property for some which, unbeknownst to our goodguys, is going to be worthless. They are captured before they can warn the ranchers.

The Cattlemen's Association has called in the Mesquiteers to find cattle rustlers. They get Tex Riley to pose as Stony so Stony can arrive posing as a wanted outlaw. This gets Stony into the gang of rustlers and he alerts Tucson and Lullaby as to the next raid. But Hartley is on hand and unknown to anyone is the rustler's boss and he joins the posse with a plan that will do away with the Mesquiteers.

The Mesquiteers capture a horse thief who escapes justice through a crooked judge. They gather signatures urging the governor to investigate but a friend with the petition is murdered. Stony is accused.

The Mesquiteers try to help their friend build a telegraph system, despite a local newspaper editor's attempts to sabotage the lines.

Talbot uses a phony land grant to rule thirteen million acres, taxing everyone heavily and evicting those who won't pay. The Three Mesquiteers becomes mysterious "night riders" to fight this evil.

Outlaws of Sonora is a 1938 American Western "Three Mesquiteers" B-movie directed by George Sherman.

Harris and Rigby own a circus. Rigby is a counterfeiter and frames his partner. The Mesquiteers learn Rigby is the culprit and get a confession from one of his men only to lose the case when the man is murdered in jail. The Mesquiteers try again and send Lullaby to try and win some of the fake bills in a card game.

Aramis fell off her horse and received the aid of a man named Francois. They fell in love with each other at first sight and spent their time happily for a while. Francois was killed by Manson and the Ironmask's people, so Aramis swore revenge. Then she went to Paris to be a musketeer. 1 year after the end of TV series, D'Artagnan had a drink with 3 musketeers and found that Jussac and the Cardinal's Guards harrassed a woman in a tavern in Paris. Of couse, they fought Jussac and the Cardinal's guards and won. On his way to home, D'Artagnan witnessed the woman whom he rescued from Jussac about to jump into the river, and rescued her again. D'Artagnan brought her to home but she disappeared soon. After a day, D'Artagnan heard that the woman was killed last night and Rochefort and Cardinal's guards arrested him for murder because his hat was found by the woman's body. Aramis discovers that the story has a link with Catherine de Médicis, and launches out an investigation.

After gold shipments from a mining town have been hijacked, the three Mesquiteers buy a plane to fly the gold out. The owner of the shipping line brings in Eastern gangsters to thwart them.

Commissioner Tredwell is the law of the land and he gets whatever he wants with the help of hired guns and lackey lawyer Conners. The only one who publicly stands up to Tredwell is Beecham of the Clarion. Beecham has his paper burned to the ground and when he starts a petition to make Wyoming a state, taking the power away from Tredwell, he is killed. But when Kansas Kate comes in to visit her son Conners, she sees what is going on and she takes over the paper and keeps the pressure on Tredwill. With this Conners has mixed emotions, but the boys do everything they can to protect Kate and the paper. Written by Tony Fontana

When a group of World War 1 buddies head west to farmstead, they run into trouble.

Unable to legally capture and sell a herd of protected wild horses, corrupt rancher Rance Macgowan uses his trained killer horse, Volcano, to substitute for the real leader of the herd and cause havoc and death among the ranches. With the government about to drop the restrictions on rounding up the herd, the Three Mesquiteers find themselves in the middle of the controversy after their friend, Sheriff Miller is killed by Volcano.

A crooked real estate manipulator sells worthless land on mortgage to flood refugees, then tries to profit by reselling the land to the state, committing murder in the process, as the Three Mesquiteers work to bring him and his gang to justice.

Nancy Evans, lovely circus owner, has a ranch that she's never visited, but for sentimental reasons won't sell to Mike Abbott. Her partners, secretly in league with Abbott, sabotage the circus to force Nancy to sell the ranch; instead, she goes there to live. Will her neighbors, the Three Mesquiteers, be a match for the secret swindlers? And what's so valuable about that run-down ranch anyway?

Dan Burke is after a mail contract and Stevens through his henchman Keno is out to stop him. When Burke's son Larry brings the payroll he is murdered and the Three Mesquiteers blamed. Young Tim Burke breaks them out of jail and they start the timed mail run to obtain the contract. But Keno and his men plan to stop them by using dynamite to make a road block.

Pioneers of the West is a 1940 American Western "Three Mesquiteers" B-movie[1] directed by Lester Orlebeck.

The three Mesquiteers try to recover the gold stolen by a gang in its effort to ruin the banker/mayor who ordered them to leave town.

Cowboys from Texas is a 1939 American Western "Three Mesquiteers" B-movie directed by George Sherman.Texas has opened up land for homesteaders. Clay Allison wants their land and has his men led by Plummer try to start a range war between them and the ranchers. With each side suspecting the other of their problems, the Mesquiteers realize someone else is responsible. Stony suspects Plummer and fakes leaving the Mesquiteers to join Plummer's gang hoping to find out who it is.

Riders of the Black Hills is a 1938 American Western directed by George Sherman. The intrepid cowboys known as the Three Mesquiteers; Stony (Robert Livingston), Tucson (Ray Corrigan) and Lullaby (Max Terhune) are on the case when rancher Peg Garth's (Maude Eburne) prize racehorse is abducted by bookie Rod Stevens (Tom London) and a secret cohort to prevent it from winning an important race.

In Kansas Terrors, Stoney and his saddle pal Rusty take a job delivering horses to a flyspeck Caribbean island. Here they join forces with Rico to topple the regime of a despotic commandante.