Hoping to increase its box-office allure by adopting the title of a popular song, Deep in the Heart of Texas (clap!clap!clap!clap!) was the first Johnny Mack Brown western of the 1942-43 season. The plot concerns a group of insurrectionists who intend to keep Texas separate from the rest of the USA.

Two deputies go undercover to save a scientist from his evil kidnappers.

A cowboy arrives in a town, and is immediately mistaken for his twin brother who is wanted for murder.

Protecting himself in an attack by rustlers, Rancher Steve Holden believes he has killed one of the attackers, young Bud Mathews, who in reality has warned Holden of the rustlers' approach. Unaware that Mathews was actually killed by rustler boss Cass Barton, Holden heads out to Mathews' home town where he plans to tell the boy's family of his death but instead uncovers a plan by a local businessman to force Mathews' father out of his ranch.

A ranch owner gives the Cheyenne Kid $1000 and sends him off to buy cattle. At the same time he fires a ranch hand and that hand rides ahead and alerts Jeff Baker about the $1000. Bakers' henchman are too late to get the Kid but they kill the rancher paid by the Kid. The Sheriff then arrests the Kid claiming he murdered the rancher to get the money back and that Baker said he then lost it at his gambling table.

A New Yorker moves West when he inherits an Arizona ranch.

A retired lawman gets back into action to fight political corruption.

In 1911, minor stage comic, Vernon Castle meets the stage-struck Irene Foote. A few misadventures later, they marry and then abandon comedy to attempt a dancing career together. While they're performing in Paris, an agent sees them rehearse and starts them on their brilliant career as the world's foremost ballroom dancers. However, at the height of their fame, World War I begins.

When the miners of Roaring Camp become Godfathers to a motherless baby, they name the boy Luck and promise to set aside money for him from their diggings. But when they strike it rich the money is gambled away instead.

While filming a western on location, the stand-in/stunt double for an egotistical cowboy movie star proves his heroics when a "fake" bank robbery turns out to be the real thing.

A cowboy is arrested for rustling cattle. A lynch mob is formed by his buddy to try and arrange an escape in the confusion. Things go wrong.

A rancher caught in the middle of a bank robbery shoots one of the robbers. However, the dead bandit turns out to be a former ranch hand who was suing him. The rancher is arrested for murder.

Cheyenne rides into Durango and runs into his old enemy Kelton. Kelton's game is to bring his safe to a town without a bank and let the townspeople put their valuables in it. Then he grabs the loot and flees. But Cheyenne is on to his scheme and finding the safe empty, gets the Sheriff to join in the chase.

The Indians need the Buffalo to survive and the Government has promised to keep the herds free from hunters. But Carter, of Carter and Barton, just signed a big contract for furs and Buffalo meat so they want the herds. The only way they can get them is to rile the Indians up enough to go on the warpath and break the treaty. After the trouble starts, the Indians get the Colonel's daughter and hold her prisoner. Written by Tony Fontana

Young Henry Randolph has run up gambling debts to Slade and Slade has arrived to collect the money. When Slade tells Henry he will inform his father, Henry threatens him. When Slade is later found murdered, the posse heads out after Henry. Henry claims he is innocent but flees anyway when the posse approaches.

In perhaps the most tranquil B-Western of the 1930s, Buck Jones, who also produced, plays the tough but goodhearted proprietor of the Bonanza, the only gambling establishment in otherwise God-fearing Silver Creek. Noel Francis, who used to play blonde schemers in Warner Bros. gangster films, earns second billing as the casino's equally goodhearted chanteuse.

Jim Bullard escapes from prison and returns to settle matters with the Rascob's that framed him. He kills two of them leaving an ace as his calling card. Bull remembers the deck of cards that fell when he fought Dave had no aces and the Rascob's set out after him. Trapped in a cabin, Dave receives unexpected help from Bullard.

Bill travels to a new state after the outlaw Scarface saves him from a lynch mob. There he takes a job on the Barton ranch and joins in the fight against gang leader Larkin. Finding a wounded Scarface he helps him recover. Arrested by Larkin's stooge Sheriff, and with another lynch mob after him, he once again needs Scarface's help.

A jobless cowpuncher rides into Cottonwood, Arizona in search of the man who swindled his father.

Perrin and his partner get paid a big sum of money at the end of their cattle drive. Shortly thereafter, the partner is found with a knife in his back and Perrin is blamed for the murder.

Trouble starts when Bill Larkins and his two sons move in with his brother Joe. They start rustling cattle and then kill Rod's father with Joe's gun. The Sheriff and Rod think they did it and are after proof.

Government agent Gordon, working undercover, is investigating a cattleman sheepman war. The Culprit is Horton and when Horton kills Parker he frames Gordon. His identity revealed, the Sheriff lets Gordon escape to go after the real killer.

Cattlemen Protective Agent Reb Russell arrives to try and stop the cattle rustling. He gains a friend when he saves Jack Thorn from Lenahan and his men. They hire on at the Lund ranch and when her cattle are rustled and she is kidnaped they follow the trail, It's Lenahan and his gang and Reb soon finds himself a prisoner.

A cowboy recently released from prison is determined to go straight, but he winds up in a tough western town where he finds trouble everywhere.

Accused of a murder he did not commit, Ken leaves the country. Three years later Evans finds him in the jungle. When Evans dies, Ken seeing the resemblance, assumes his identity and returns to clear his name.

Twelve renegades dressed as Indians kill the parents of two brothers. The brothers who have similar birth marks then separate. Ten years later a man known as the Rawhide Terror is murdering the renegades who are now town citizens. Everyone is after the Rawhide Terror and the two brothers are destined to meet again.

A cowboy is hired to track down a gang of rustlers, but gets involved with a beautiful girl trying to run her grandfather's gold mine and other outlaws who are trying to stop her.

Mysterious deaths have been occurring in the same towns as Miller's Circus and the Governor has sent Ken Kenton to investigate. Ken joins the show but when he realizes that Bargoff is involved, Bargoff has fled and taken Mary Hiller as a hostage. The trail leads to Baron Petroff who concocted the deadly chemical and Ken quickly finds himself the Baron's prisoner.

Western Slapstick. A good chance to see Al St. John moving into the western comedy sidekick that would be his bread and butter role for the next twenty years. Also, it's a rare screen opportunity for Addie McPhail, Roscoe Arbuckle's wife and therefore Al's aunt.

Mexican-bandit Montero and his deaf-mute sidekick Coloso are being pursued through the sand-dunes of southern Arizona by lawman Bob-Cat Manners and his posse. Montero has intentions of robbing the bank owned by skinflint Lucius Perkins, but is sidetracked by the attractions of singing-teacher Helen Wardell. He learns that Perkins has marital designs on Helen and holds the mortgage on her ranch. But Helen is in love with Bill Howard. Perkins offers Montero money to kill his rival.

Old timer Hank Robbins and his young pal,"Red" Hepner ride into the town of Cajon, Mexico and find it under a reign of terror imposed by a mysterious outlaw known as El Lobo. Don Jose Valencia is also upset over the romance between his son Francisco and saloon girl Dolores. Pete Sangor, an American resident, has his eye on the girl also. "Red" and Hank discover that Sangor is El Lobo, and ride to rescue the kidnapped Francisco.

Red attempts to save the townspeople whose water supply is held hostage by a villain.

Red saves his prospector sidekick Hank Robbins from the hangman.

Known as the White Outlaw for the kerchief he wears, Johnny Douglas decides to go straight. Getting a job as a cowhand he gives the kerchief to his new friend Ted Williams. When the rancher's daughter, the girl friend of Ted, agrees to marry the man holding the note on the ranch so he won't foreclose, Ted uses the kerchief when he robs the stage. When Ted is spotted and jailed, Johnny has a plan to return the money and clear Ted.

Beau Nash is a "gentleman crook" who headquarters his gang of jewel thieves in a run-down boardinghouse. When one of his gang, Mike, gets arrested, his sister Claire--aka "Lady Byron"--swears to get revenge. The gang frames Donald, the best friend of the detective who arrested Mike, for a jewelry store robbery. The detective gives Donald--and his new love, Claire--a short time to find the thieves and clear his name before he takes him in.

A boy hero saves a wagon train from an impending Indian attack.

Red foils a plan to steal the airmail and in one especially exciting scene takes to the air armed only with a (very effective) slingshot.

The railroad wants to extend a line across the Briggs' ranch, and hires a gang to get rid of John Briggs and his daughter, Nan sweetheart of the local sheriff. Wanderers "Sidewinder" Steve and his young friend "Red" Hepner take a hand in the proceedings and manage to save Briggs and his daughter, the ranch, and the romance.

While building an irrigation system for a Southwestern desert community, an engineer vies with a local cowboy for the affections of a rancher's daughter.

Bob Haynes, the unknown leader of an outlaw gang, has been offered the job of Deputy. When his men commit murder and robbery against his orders, he takes the job and brings them in. He then confesses he was one of them and the Sheriff is forced to arrest him leaving his fate up to the Judge.

Against explicit orders, a vainglorious cavalry major insists on counterattacking a gang of hostile Sioux Indians. His captain refuses to comply and is arrested for insubordination and cowardice.

Ranger Bill Kennedy rescues Mildred from the clutches of wicked rancher 'Black' Muller.

Mysterious cowboy Bill Patton (as Bob Norton) arrives, "in the land of the West - on the banks of the Rio Grande," at the "Bar-V" ranch. Ostensibly seeking employment, Mr. Patton is revealed, as the plot unravels, an undercover Texas Ranger. Patton wants to get a job at the "Bar-V", and round-up evidence against newly appointed foreman, and all-around snake-in-the-grass, Jack House (as "Buck" Bailey).

Bud Lawler has struck gold with his friend. The friend is an alcoholic and talks them into trouble.

Young cowboy Cyclone Jones falls for pretty Sylvia Billings, who with her sheep-rancher father has just come to town. However, his pursuit of Sylvia runs into some roadblocks, mainly the hostility of the local cattle ranchers to "sheepmen" like her father, whose sheep they believe ravage the range and leave it unusable for their cattle to graze on and who are determined to drive the new arrivals out of town.

Railroad station agent Dan Kurrie is fired from his job by his rival in love, Joseph Garber. Believed false by the girl he loves, Margaret , Kurrie must prove himself by unmasking a gang of bandits preying on the trains.

Outlaw Black Deering leads a band of desperadoes, but decides to give up the bandit life. Agreeing to go on one last job with his gang, he is captured when his henchman Jordan betrays the gang for the reward. Deering escapes and determines to avenge himself on Jordan.

Larry Lang is out to get desperado Claude Dutton (Ed Piel), the man who killed his father, which is why he is known as a sagebrush Hamlet.

A 1917 film directed by Clifford Smith.