Laredo

Captain Parmalee receives an invitation to the reading of Jake Ringo's will, a man he arrested who has been hanged. Parmalee will be the only law officer amongst a who's who of criminals that includes Linda Littletrees. Chad and Joe, who Linda has feelings for, are to accompany Parmalee but Chad convinces Erik that Linda is like Pocahontas and he takes Joe's place. The meeting place is the Halfway Mansion which has the America-Mexico Border line running right down the middle of the house. The will states that the money gets split evenly among everyone, as long as they are alive. Since this is a group that already hates each other Captain Parmalee, Chad and Eric have their hands full as they try to stay alive, arrest those they can and return the $75,000.

Captain Parmalee assigns Reese is to protect the rightful owner of the Willingham Ranch, which means evicting the Willinghams to make way for the railroad. The Willinghams are an eccentric but gracious and likable Southern family of artists who lost a son in the Civil War. Reese falls and ends up in bed with a sprained back. Parmalee sends Chad to check up on Reese. Chad arrives and sees two railroad surveyors pushing Mrs. Willingham around and promptly decks them. He and Reese agree to find a nice way of getting the Willinghams to leave. Joe is sent next and walks in on Reese, Chad and the Willinghams singing Swanee River. They discover that brother Alcott signed the bill of sale but had no ownership right to the property. All they have to do is find the waiver he signed stating so. Joe is persuaded to pose for a sculpture and after Erik arrives he's soon reading Shakespeare. The four rangers search for the waiver with the Willinghams as railroad toughs approach the ranch de

Reese is caught in a downpour and heads to Small Chance for cover. He finds a nearly deserted town that seems susceptible to earthquakes and murder that the three remaining inhabitants, Kay Comstock, Sgt. Durgom and Old Charlie, say are caused by poltergeists. After another murder and two near fatal accidents Reese finds out there is a gold mine underneath Small Chance. He is held prisoner in the mine with a fourth Small Chance inhabitant Monte, a huge, simple man who works the mine. Erik rides in looking for Reese, which forces Kay and Durgom's hand.

Laredo's new lady doctor is Captain Parmalee's sister-in-law, widow of his brother Frank who died in the Civil War. Reese, Chad, Joe and Erik are sent after outlaw Bart Cutler. They soon learn that Cutler is actually Frank Parmalee and, although they try to keep the Captain from finding out, developments eventually lead to a showdown between the Parmalee brothers.

Joe saves Jem Sing from a traitor of General Ti who has stolen her and Ti's opium. Jem Sing tells Joe, ""Sterling One, you save Jem Sing's life, now life is yours forever."" Joe becomes frustrated with her customs and her calling him master. General Ti wants to make Jem Sing his wife and is also trying to close an opium deal with the syndicate. He kidnaps Jem Sing and Joe from the Ranger barracks, wounding Parmalee in the process. The Captain grants Chad and Erik ""vacation"" to go after Ti in Mexico. They intercept the syndicate representatives and impersonate them. They join with Joe to escape Ti's cell and do battle with Ti and his troops as they attempt to foil the syndicate deal and rescue Jem Sing.

Reese gets the drop on outlaw Johnny Rhodes but his horse Cactus is spooked by a rattler and Reese is thrown and knocked unconscious. Rhodes' horse is lame so he takes Cactus. When Reese wakes up he has amnesia and because of the horse with Rhodes name on it he is mistaken for the outlaw. Chad and Joe have been sent to track Rhodes in the hopes it will keep him too busy to attack a gold shipment. They come upon Reese in San Rosa and observe him as ""Johnny Rhodes"". They approach him as his ""outlaw"" buddies, assuming he is undercover. After their conversation they get the true picture of Reese's condition. Reese has Mio, the cantina owner with eyes for Reese, help him tie up Chad and Joe after they've been slipped knockout pills. The real Rhodes appears with his gang. They take Reese, Chad and Joe prisoner and tie them up in the cantina. Mio cuts their ropes and helps them fight off and capture Rhodes and his gang.

Parmalee sends Chad and Joe after the Sam Dixie Gang, who Erik has been trailing for two weeks. Meanwhile, Reese is assigned to catch the thieves who stole merchandise from Morgan's Store. He tracks them down and is captured by the thieves, a group of four orphan boys lead by Dixie's teen cousin Matt who wants to join up with Sam Dixie's gang. Erik has been romancing Dixie's girl Mollie and while searching for the Dixie Gang runs into Reese and the orphans. Sam Dixie eventually meets up with the orphans but wants nothing to do with them. Reese managed to save the life of Midg the youngest of the boys and the orphans are determined to keep Sam Dixie from killing Reese. Is the Dixie Gang strong enough to do battle with two Texas Rangers and four orphan boys?

Prince Lazlo of Ambrasia is fascinated with the Texas Rangers and picks Laredo as the site to sign a treaty with Aguacaldo. His half sister Helena and consort Karl see this as their perfect opportunity to kill Lazlo, which they attempt with poison and a hired gun. Chad Cooper is a dead ringer for the Prince and Captain Parmalee decides they should switch identities for the Prince's safety. Reese believes the Prince to be Chad dressed up until the Prince passes out from drinking a shot of red-eye. The ruse is eventually figured out by Helena and Karl whose hired gunman goads the Price dressed as Chad into a gunfight. Chad is able to substitute for the Prince at the last moment and scares the gunman off with his fancy gun-handling. The gunman kidnaps the Prince and demands more money from Helena. Reese and Joe rescue the Prince and return him in time to sign the treaty and expose Helena and Karl.

Joe is on a stage that is held up by Indian Pete's gang and their only intent seems to have been trying to kill a 9 year-old girl passenger. The stage arrives in Laredo and the girl is dismayed to find out it doesn't continue to San Remo where she is going to live with her Uncle Charley. Reese, Chad and Joe go to draw their pay but are overdrawn so Parmalee gives them $5 each as a loan. They lose it at the saloon playing double or nothing so the girl, Gussie Smith, offers to pay them to take her to San Remo. Since they are broke on their weekend off they accept the girl's $10 offer. Captain Parmalee has also warns them to be on the lookout for a character who is passing bad checks. They arrive in San Remo, a near ghost town, and Chad goes to ask the sheriff where Charley Smith's place is. The sheriff turns out to be a gunfighter who murdered one of Chad's friends years ago. After being kicked off the land by ""Uncle Charley"" and shot at the Rangers discover the real Uncle Charle

Reese and Erik attempt to deliver a mine payroll but are ambushed by the Sweet Gang, a hillbilly gang lead by Ma Sweet, and have to retreat. Parmalee, Chad and Joe ride to join them, meanwhile Erik tries to find another route to the mine but is taken prisoner by the Sweets, becoming a romantic interest for Billie Lou Sweet. The Rangers use the local sick wagon to transfer the mine payroll. They are attacked by the Sweets who, holding Erik as prisoner, force them to disarm and surrender the payroll. The Rangers use psychology and then force to capture them. Reese, Chad and Joe catch the measles due to being around or in the sick wagon.

Sean Finnegan is intent on starting organized crime in Texas. He recruits name outlaws wanted outside of Texas and teaches them methods and techniques in various rackets. A stage robbery planned by him goes awry when one man is killed and Oklahoma's fastest draw Tom Fox is identified as the gunman. Parmalee sends Reese and Chad to Dry Wells to scout around and they find Sheriff Gorman has ""disappeared"" and been replaced by one of Finnegan's men. They soon discover the entire town is under Finnegan's control. Reese and Tom Fox get into a gunfight and Reese things he outdrew Fox, although Finnegan actually shoots him from the saloon as Fox was now wanted in Texas and a risk. Erik and Joe infiltrate the gang as outlaws Zack Johnson and Cherokee Joe, two outlaws whose recent capture has not been publicized. Finnegan decides to do away with Reese by putting his feet in cement and rolling the wagon where they are hiding him into a lake. Erik and Joe devise a plan to rescue him. Erik

Pro-Juarez rebel Juan Morales is taken from Ranger protection by the LeBec gang across the border to a French prison to await execution as an enemy of Emperor Maxmillian. The four rangers are sent to retrieve him and gain access to the prison with the help of cantina owner and Juarez sympathizer Carmella Alveras, who is also an old girlfriend of Erik's. Erik devises a plan to rescue Morales ""after the execution"". Reese, Chad and Joe sneak into the firing squad barracks and load the rifles with blanks while Erik does the same for the captain's pistol which will be used for the coup de grace, the final shot to the head. The pistol is fired at Erik when he's leaving the fort so he, Chad and Joe intercept soldiers sent from Maxmillian and impersonate them with Reese reluctantly posing as Morales' wife. Erik poses as a major and uses his ""rank"" to fire the coup de grace himself.

Chief Tohpay, whose land has been stolen by the white man, is on the warpath. With modern military training provided by former army specialist John Garth they have taken a fort and captured Winchester rifles and a Gattling gun. Garth has been promised the hand of Tohpay's beautiful daughter Lohray as a reward, although she is unwilling to marry Garth. Reese and Chad are sent to investigate a town controlled by a crooked sheriff and armed Indian guards while Joe and Erik search for Tohpay's camp. All four are captured but break loose. Erik discovers the secret of the stone fire-breathing idol Tohpay has been using to convince his people that the God's support him. Erik uses this to discredit Tohpay as the other rangers try to capture the Gattling gun.