Ronald Davidson Movies

Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.

Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is held and forced to work on diabolical inventions by...

Feature version of the 1951 American serial film, "Zombies of the Stratosphere".

U.S. Marshal Rocky Lane arrives to help his friend Nugget whose shipments are being robbed. Learning the gang only goes for incoming shipments, he...

When the unscrupulous Carlos Manning discovers that an old Spanish land grant recently unearthed will leave a huge section of California real estate...

A gang of land-grabbers tries to prevent safe passage of the Foster Stage Company through frontier territory.

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

This is a TV-movie feature edited from the 1938 Republic serial "Fighting Devil Dogs"

Outlaws attempting to kidnap Steve Blaine from a stagecoach are ran off by the sharpshooting of his sister, Sally and rescuers Jimmy Wakely and...

Feature version of the 1940 Republic serial, about Fu Manchu's attempt to conquer Asia.

Japanese spies attempt to subvert America's war effort; G-Men attempt to thwart their plot.

Martians come to Earth to build an H-bomb strong enough to blast Earth out of orbit so that Mars can be moved into its place in closer proximity to...

King of the Candian riding police is up against Japs and Nazis who are about to invade Canada. They just want to clear the way with a new futuristic...

In this 12 Chapter serial the UN enlists trader Tom Rogers and Vivian Wells, to lead the effort to prevent the natives from starting a revolution in...

Homesteaders are moving into the valley settled many years ago by rancher Craig Dolan. He wants to keep them out by legal means but his nephew Bart...

Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Nazi agents operating within the US, led by the...

This is a shortened version of the 1945 Republic serial "The Purple Monster Strikes," which was released to television in 1966.

An American secret agent travels to Africa to infiltrate a Nazi spy ring.

A new town doctor arrives at the same time as local Indians needprotection from troublemaking looters.

Two federal agents battle a gang that hijacks trucks carrying materials vital for the security of the country and sells them to foreign powers.