In the 18th entry of Monogram's 24 "Range Buster" films, the bank of Gila Springs is robbed by Ace Alton and his gang, and Sheriff Frank Hammond, son of Marshal Jim Hammond, is killed. The Marshal sends for the Range Busters, Dusty King, Davy Sharpe and Alibi Terhune, to come and restore order to the town. Ed Cole, head of the local vigilantes, and secretly the head of the outlaws, promptly orders the trio out of town. They visit an old friend, Rancher Mike Rand and his daughter Mary. Mary's brother Jeff has unwittingly become a gang member, and carries out Cole's orders by taking a shot at Davy, but the latter makes him a prisoner during a subsequent fight in the town café. Jeff confesses to Cole's involvement, and the Range Busters, with the help of town banker Harrison, set a trap for Cole and his outlaw vigilantes.

The boys boycott the girls when they insist that the boys wear tuxedos to a big dance.

On the train trip home from school, all the kids except Dave talk about taking a vacation trip to Lake Arrowhead; Dave wants a summer job. Alabam suggests that his uncle might hire Dave at a department store. The uncle likes Dave's attitude and tells Alabam and Mickey they should work there too. Reluctantly, Alabam takes a sales assignment in ladies' accessories, where he's charming but clueless. Mickey, lazy and on the take, sees the store detective helping himself to a chocolate bar, so he wants that job. Dave learns the hard way that the customer is always right, Mickey puts the cuffs on the wrong customer, and Lake Arrowhead looks very far away.

Idaho, returning to the area he left as a boy, gets in the middle of a range feud. He takes the side of Endicott. On the other side is Hollister who is unaware that Idaho is his long lost son.

An old miner is ambushed by outlaws trying to steal the $10,000 he is carrying to start up a new mine. A passing cowboy comes to the miner's aid, but winds up getting blamed for the attack.

The gang is out for a drive on a Sunday afternoon. When it starts to rain, they take shelter in an abandoned building. Unbeknownst to them, it is actually a gangster's hideout.

Sonny Rogers has just gotten elected class president, he's a star baseball player, and has a cute girlfriend. But, thanks to the conniving of his rival, Harry Vanderpool, he and his whole family are going to have to move to Seattle! Sonny needs the help of his pals and his pesky little sister, Mary Lou, to get out of this one.

Dick Tracy battles spies and saboteurs in his efforts to bring to justice the Stark gang, a criminal family led by the vicious Pa Stark.

The Transcontinental Broadcasting Company sends a sound truck and equipment to a ranch to obtain an audition from "Santa Fe" Evans and his musical cowboys (Oscar Gahan, Lloyd Perryman, Robert "Curley" Hoag, Rudy Sooter and Sherry Tansey.) Carver, arch enemy of Evans and a rival for the love of Carol Sheldon, fails in an attempt to spoil the audition. Carver frames Mr. Sheldon and Carol's brother Buddy on a charge, by Al Jensen, of receiving cattle stolen from him by Evans. Carver blames Evans for all of the Sheldon's troubles and, what with one thing or another, it looks like Evans and his cowhands will miss the big broadcast.

Gridley is mining silver from an old Mexican mine and bringing it into the USA thru a passage into his worthless mine. Border guard Rogers suspects Gridley and finally finds the secret entrance to the Mexican mine. He sends Lee Madison for help only to have her captured by Gridley. Trigger brings help that takes care of Gridley's men and now Roy has to rescue Madison.

When Bob Dillon finds gold, Reed kills him. Bob's brother Jim arrives to investigate his death. Avoiding the attempt on his life by Reed's gang, Jim confronts Reed's partner Jenkins. When Jenkins flees on Jim's horse, Reed mistakenly shoots his partner. Unable to get Jim with bullets, Reed blames the murder on him and when the Sheriff jails Jim it looks like he will soon be be hung.