Heart of the Rockies (1937)

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 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 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.

Will Parker has been destroyed by a local politician and now must steal to feed his family. He steals a steer from the Three Mesquiteers.

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.

When Professor Marsh disappears while searching for the lost city of Lukachukai, his daughter enlists the help of the Three Mesquiteers.

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.

Cattle are being routinely stolen from a local ranch, and suspicion centers on a local mountain family. But the Three Mesquiteers are wise to the criminals' deeds. But when a ranger is shot and Stony is framed for the crime, it's up to Lullaby and Tucson to prove his innocence.

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.

The Mesquiteers return to Texas after the Civil War to find Army carpetbaggers fighting the local bushwackers. They quickly learn that Capt. Hawks and his men are the culprits and join up with Morgan and his men.

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.

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?

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.

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

The Cherokee Strip is off limits to the Rangers, so that is where badman Lemar operates from. When the Rangers capture his brother and the jury sentences him to hang, Lemar starts killing the jurists. Then the scoundrels kidnap the Captain's daughter Doris... Written by Tony Fontana

A banker struggles to keep his bank solvent and his town from going bankrupt after the bank is robbed and all its money taken. The Three Mesquiteers ride into town and set out to help.

Stony's brother George has been accused of murder and the Mesquiteers have returned to prove his innocence. But they find that Harvey rules the town along with his stooge Sheriff Gray and that George won't get a fair trial.

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

Stony Brooke, Rusty Joslin and Rico, known as The Three Mesquiteers, return to Oklahoma at the close of the Spanish-American War, and are concerned that some of their wounded buddies have no prospects for a satisfactory future. When the government offers preferred homesteads in the newly-opened Oklahoma territory to war veterans, they send word for their pals to join them there. Once there, the veterans meet a hostile reception as the cattlemen resent the influx of "nesters" and are determined to drive them out. Mace Liscomb and his brother Orv plan not only to drive out the homesteaders, but to also double cross the cattlemen and gain exclusive titles to the range lands for themselves. Stony and his pals eventually show the honest cattlemen that there is room for the settlers and that both are fighting a common enemy. Written by Les Adams

Yet another fast-paced western featuring the "Three Mesqueteers," pulp writer William Colt McDonald's trio of sagebrush heroes, Lone Star Raiders finds Stony Brooke (Robert Livingston), Tucson Smith (Bob Steele) and Lullaby Joslin (Rufe Davis) defending elderly rancher "Granny" Phelps (Sarah Padden) from greedy neighbor Henry Martin (George Douglas).