Secret Agent X-9

Jesse James wants to start a new life in a new location, but quickly finds himself wrapped-up in protecting townsfolk from the machinations of evil oilmen.

Mystery and adventure, surrounding a stolen rubber harvest.

Jim Dorn endeavors to protect Jean McNain from a man she knows has committed a murder, Carter Snowden

Four flying G-Men protect America against enemy spies; one of the four assumes the identity of The Black Falcon, to befuddle the saboteurs even further.

Pulp hero "The Spider" seeks to destroy all criminals. In this serialized adventure, he battles The Octopus, who intends to replace the government of the United States.

Mandrake and his team attempt to prevent "The Wasp" from stealing and using a new Radium invention.

Government agents work to interfere with schemes to trick the Comanches into war with the Texans.

Before the outbreak of WWII, Nazi sympathizers plot to undermine America.

A movie serial in 13 chapters: Some swampland becomes valuable, and various factions squabble over ownership of it.

A police detective is caught up in a plot to steal two million dollars in bonds.

Famed aviator Bruce Gentry is working with scientist Andrew Benson, setting out to uncover the origin of a deadly secret weapon---an electronically controlled flying disc which can be directed at moving or stationary targets. The disc was master-minded by an enemy agent known only as "The Recorder" because...he speaks entirely via recordings. Aided by rancher Frank Farrell and his sister Juanita "Nita" Hodges, Gentry consistently foils "The Recorders" schemes, which are carried out by "The Recorder's" henchmen, Krendon, Allen and Chandler, including an attack on the Panama Canal.

Prospector Henry Tolliver disappears and his son "Wild Bill" Tolliver comes looking for him.

Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hidden village. Family and friends of the researcher come looking for him. Adventure ensues.

A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) endeavor to discover and thwart the loathsome saboteur Sakima.

Congo Bill is hired to locate an heiress lost somewhere in Africa.

Buffalo Bill Cody battles a gang of outlaws secretly headed by an unscrupulous lawyer.

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

Kit Cardigan seeks the killer of his father...among other plot threads leading up to the famous historical incident.

Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad; Red Ryder opposes this strategy.

The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a prophecy that will enable him to conquer the world. His nemesi, Dr. Nayland Smith and his associates fight to keep the evil doctor from getting his hands on the keys. In 1943 the serial was edited together into a feature movie also called Drums of Fu Manchu.