The adventures of a small town doctor working in the Arizona territory during the early 1900s.

A 12 episode serial starring Rex, the King of the Wild Horses and Rin-Tin-Tin, Jr. Rex is brought from the island of Sujan, where he is worshiped as a God-Horse, to the U.S. to be trained as a polo pony. He escapes, meets Rinty and with the help of Frank Bradley is returned to Sujan. The natives have been persuaded to turn against their God-Horse, however he is rescued just in time before he is burned as a sacrifice.

A masked hero called "The Eagle" leads California ranchers in a struggle against Russian Cossacks who are plotting to take over California and turn it into a Russian colony.

The Cisco Kid and his English-mangling sidekick Pancho travel the old west in the grand tradition of the Lone Ranger, righting wrongs and fighting injustice wherever they find it.

A fictionalized account of the life of legendary Wild West sharpshooter Annie Oakley. Set in the quiet western town of Diablo, Annie and her little brother Tagg made sure that outlaws who moseyed into town kept on going. Often at her side was friend, suitor and deputy sheriff Lofty Craig with whom she often showed off her shooting prowess.

The adventures of a one-armed gunfighter (he lost the use of an arm during the Civil War) in the Old West.

Jerry and Pamela North live in Greenwich Village in New York City. Jerry is a mystery magazine publisher who thinks he is a good amateur detective. He and his wife investigate various crimes and solve them before the police do.

A prospector is murdered by The Cactus Kid and his gang, who hope to find the murdered man's goldmine. The miner's dog, Rin-Tin-Tin, recognizes the killers, who thereafter seek to use the dog to locate the lost mine. With the help of a government agent and a young girl, Rinty saves the mine and brings the bad guys to justice.

A mad scientist tries to sell his formula for a dist integrating gas to foreign powers.

A mysterious master criminal known as The Voice plots with his gang to sabotage the Milesburg Oil Company, but the rightful heir has a secret army of her own to protect her rights.