Jack Holmes

The notorious outlaw Black Bart has reappeared and the Range Busters are sent to investigate. When they find that Black Bart is now a respectable citizen and that someone is impersonating him, they set a trap for the robber.

The wealthy Van Dyke family are constantly in the media for outrageous behavior, much to the frustration of the patriarch, Dan Van Dyke. His self-centered wife has a fondness for foreign imports, including "pet projects" like dancers and such and his spoiled children Tony and Carol have constant run-ins with the law. When Dan himself ends up in the clink for five years for tax evasion, he becomes bunk-mates with ex-bootlegger Joe "Spots" Ricardi. Ricardi lectures him on being such a push-over for an out-of-control family, so a dying Dan makes Ricardi his estate trustee once he is released from prison. Ricardi is then thrust into high society and must do everything he once nagged Dan to do.

A European princess arrives in New York City to secure a much-needed loan for her country. She contracts the mumps, and an actress who looks exactly like her is hired to impersonate her.

The owner of an Alaskan gambling boat and her business partner help thwart a crooked businessman who attempts to steal claims from local miners.

A bunch of waterfront youths pursue the Sea Raiders, a gang of saboteurs.

Rodeo contestants Johnny King and Corrigan meet, their fathers having been members of the Range Busters. When Johnny is knocked unconscious, time reverts to their father's era and the Range Busters are soon involved in the scheme to get Railroad right-of-way across Mother Slocum's ranch. When she is tricked into signing a release, the Range Busters find their job more difficult as the Sheriff is in with the crooks.

Tom Cameron must prove himself innocent after he is wrongfully charged with the murder of a prison guard.

Dorn is after the rancher's land and is trying to stop Banker Brady from helping them. When his man Hammond kills Brady, there is a run on the bank. When Rocky volunteers to ride to the next town for money, he is ambushed by Dorn's men, loses his memory, and is jailed for supposedly stealing the money.

A ring of cattle thieves uses short-wave radio to communicate with each other. A trio of range detectives must find a way to capture the gang.

Ma Turner of Red Bluff sends for U.S.Marshal Buck Roberts to investigate a series of wide-spread rustling in the area. Town banker Miller, saloon-owner Duke Mason and the crooked sheriff are in cahoots with rancher John Holt, but they double-cross and kill him. His son Steve witnesses the murder and kills the sheriff. Buck arrives and arrests Steve. Marshal Tim McCall, posing as an outlaw, gains the confidence of the gang and engineers the escape, with Buck's knowledge, of Steve from the jail. Sandy Hopkins, the third Marshal of the trio, poses as a peddler and learns that the gang intends to do away with Buck and rides to the Turner ranch to warn him. Red, a Turner ranch hand but also a member of the gang, overhears Buck telling Ma that Tim is really a U.S. Marshal, and he has Miller and Mason informed. Written by Les Adams

Attracted by a picture of Maybelle Pembroke, the Range Busters, bantering between themselves, head for the Pembroke ranch separetely. Crash arrives posing as a dude while Dusty arrives posing as Crash, a mixup having put his picture in the paper identified as Crash. Later Alibi arrives and the three go to work when outlaws trick the Pembroke ranch and it's neighbor into a gunfight with each other.

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

A cowboy turns bad for revenge, but can't stomach his new evil ways.

"The Rough Riders", has U. S. Marshals Buck Roberts (Buck Jones) and Tim McCall (Tim McCoy) coming to a Texas town to visit their friend, U. S. Marshal Sandy Hopkins (Raymond Hatton), only to learn that he has disappeared, and is suspected of the murder of John Dodge (Jack Daley), owner of practically the whole town, except the hotel Sandy owns and runs when he isn't on an assignment as a Marshal. The murder has been committed by the henchmen of Bart Logan (Harry Woods), who intends to take over the dead man's property and whose men are holding Sandy prisoner to make it appear that he fled after arguing with and killing Dodge. Just before the murder, Logan sent a letter to Dodge with the news that the latter's long-missing wife is returning, and in a short while, Stella (Lois Austin), a Logan accomplice, arrives posing as the missing Ann Dodge, thus establishing her right to the Dodge property. Sandy, allowed to escape, returns ... Written by Les Adams

The Range Busters are together again to try and stop a swindle.

Someone wants to kill Magpie Harper. Crash and Dusty arrive too late, Magpie Harper is allready dead.

A land owner's will leaves his ranch to anyone who has served at least two years in prison.

PRC Pictures' final 1941 release, Law of the Timber was based on a story by North Woods specialist James Oliver Curwood.